CN1051502C - Embossing stainless starlight panel having a colored and topographical and a fabricating method thereof - Google Patents
Embossing stainless starlight panel having a colored and topographical and a fabricating method thereof Download PDFInfo
- Publication number
- CN1051502C CN1051502C CN95115966A CN95115966A CN1051502C CN 1051502 C CN1051502 C CN 1051502C CN 95115966 A CN95115966 A CN 95115966A CN 95115966 A CN95115966 A CN 95115966A CN 1051502 C CN1051502 C CN 1051502C
- Authority
- CN
- China
- Prior art keywords
- starlight
- plate
- stainless
- embossing
- colored
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004049 embossing Methods 0.000 title claims description 31
- 238000000034 method Methods 0.000 title claims description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 21
- 239000010935 stainless steel Substances 0.000 claims abstract description 21
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000010931 gold Substances 0.000 claims abstract description 20
- 229910052737 gold Inorganic materials 0.000 claims abstract description 20
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 15
- 238000005530 etching Methods 0.000 claims description 32
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- 235000011187 glycerol Nutrition 0.000 claims description 2
- 239000004094 surface-active agent Substances 0.000 claims description 2
- 238000011282 treatment Methods 0.000 claims 1
- 238000007747 plating Methods 0.000 abstract description 2
- 238000007639 printing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004040 coloring Methods 0.000 description 3
- 239000000049 pigment Substances 0.000 description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004042 decolorization Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010021403 Illusion Diseases 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 241000872198 Serjania polyphylla Species 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/22—Removing surface-material, e.g. by engraving, by etching
- B44C1/227—Removing surface-material, e.g. by engraving, by etching by etching
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/18—Pretreatment of the material to be coated
- C23C18/20—Pretreatment of the material to be coated of organic surfaces, e.g. resins
- C23C18/22—Roughening, e.g. by etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
- B41M1/28—Printing on other surfaces than ordinary paper on metals
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
An embossed stainless steel panel with designs thereon is produced by (a) photomechanically obtaining two silk screens having a portion wherein the photoresist is removed and a hardened portion, (b) applying the first screen have a topographical surface, in which a gold-plated and electrolytically formed a black pattern in the unmasked areas, (c) applying the second screen and forming bright-etched portion in the unmasked areas and then gold plating (11) the bright-etched portion.
Description
The present invention relates to a kind of embossing stainless starlight plate with landform (Topographical) face, in detail, it is a kind of embossing stainless starlight plate and preparation method thereof with colored landform face, wherein, the Gold plated Layer that has pre-determined pattern forms according to the bright etching part (bright-etching portion) of embossing program on starlight plate surface, other parts form black, so that this two parts color presents the arrangement of coordination.
At present, by various patterns and shape being produced on the stainless steel starlight plate face that designs as the elevator decoration such as drawing, coating embedding, serigraphy and etching technique.Wherein, etching technique has obtained using the most widely.
Etching is to finish according to the step of Fig. 1 a to 1d.At first, a black as shown in Figure 1a movably pattern film is placed in has a screen frame frame 2 shown in Fig. 1 b, scribbles all the time on the silk screen 1 of negative photoresist, by pressurization their is closely connected mutually.To removing the pattern film after this combining structure exposure.Then, silk screen 1 is cleaned, obtain owing to do not receive illumination cause photoresist dissolving not with the zone 3 of photoresist layer with owing to receiving the zone that has the photoresist layer 4 that illumination causes the photoresist hardening.
As above the silk screen of Chu Liing is placed on the stainless steel starlight plate, coats propylene urine gastral cavity resinoid printing ink on its whole.After removing silk screen, just having formed on the stainless steel starlight plate shown in Fig. 1 c has part 5 that printing ink covers and the part 6 of not covered by printing ink.
Then this combining structure is immersed the part 6 that the ferric chloride solution etching does not have printing ink, then to its carry out drying, peel off, clean, processing such as neutralization, like this, the etching part 7 of a mattness has just formed on the smooth and bright like a mirror stainless steel starlight plate shown in Fig. 1 d.
But when using the chemical attack of one dimension, be not enough to obtain the grade of the landform of a protuberance of demonstration plane effect on the degree of depth.In addition, if foreign matter has been sneaked into described etching part, then foreign matter is not easy to remove, and causes the design's effect to reduce greatly.
On the other hand, giving the colouring of embossing stainless starlight plate is known prior art, and therefore this technology lacks the whole structure on how much by carry out single paintedly can obtaining single color intuitively on embossing face.
The present invention addresses the above problem.Therefore, one object of the present invention just provides a kind of by coordinating the embossing stainless starlight plate material that has the landform face that color is smeared, wherein, the Gold plated Layer that has pre-determined pattern is formed on bright etching part, and other parts allow painted black, and gold changes as requested so that these are matching in color.
For realizing above-mentioned purpose of the present invention, one aspect of the present invention provides a kind of embossing stainless starlight plate that has colored landform face, and it comprises: the bright etching face with predetermined pattern that forms on described embossing stainless starlight plate; A Gold plated Layer that on described bright etching face, forms; With a black part that on the residual surface of described embossing stainless starlight plate, forms.
In addition, the present invention also provides the method for the embossing stainless starlight plate that a kind of making has colored landform face, it comprises the following steps: first step, after the original film that will have a plurality of patterns is placed on the silk screen that scribbles photoresist respectively, expose and clean, form the silk screen of the part that has the dissolved part of photoresist and hardened; Second step, a silk screen be placed on the embossing stainless starlight plate cover with smoke agent for shielding after, carry out painted with black to the whole surface of shaded portions or described embossing stainless starlight plate not; Third step, another silk screen is placed on cover on the stainless steel starlight plate of described second step after, shaded portions is not carried out bright etching, and removes smoke agent for shielding; The 4th step is placed on described another silk screen on the surface through the described stainless steel starlight plate of third step and covers, and uncovered bright etching position is carried out gold-plated, removes smoke agent for shielding then.
Above-mentioned purpose of the present invention and other advantage will become more obvious to the description of most preferred embodiment by the reference accompanying drawing:
Fig. 1 a to 1d shows the etching step of a routine, wherein:
Fig. 1 a shows a black and white pattern film,
Fig. 1 b shows through overexposure and cleaned silk screen,
Fig. 1 c shows a state of the photoresist that covers on the stainless steel starlight plate,
Fig. 1 d shows through removing the state of the photoresist that covers after being etched with;
Fig. 2 a to 2g shows the step of making the stainless steel starlight plate that has colored landform face according to the present invention, wherein:
Fig. 2 a shows the pattern film,
Fig. 2 b shows through overexposure and the silk screen after cleaning,
Fig. 2 c shows the plane of an embossing stainless starlight plate,
Fig. 2 d shows the state that forms black after covering,
Fig. 2 e shows the state that carries out after the bright etching,
Fig. 2 f shows the state after the bright etching part plating,
Stainless steel starlight plate after Fig. 2 g shows and completes according to the present invention.
A kind of stainless steel starlight plate according to the present invention is to form like this, promptly, make have the bright etching part that pre-determines pattern be formed on through embossing handle stainless steel starlight plate material on, to form a Gold plated Layer at bright etching part, remainder then forms black.
Make Gold plated Layer 11 in electrolyte solvent, make intrinsic gold of gold and brown or green coupling with the known method in present technique field through decolorization.
As mentioned above, obtain smooth mirror surface by an embossed portion being divided bright etching, bright thorough gold has shown painted effect in the part of corresponding embossing, and it only is different from embossing face gold-plated and do not carry out bright etched regular situation.In addition, this painted the black with formation on this embossing part cooperates, thereby produces a tangible orographic effect.
If make when needed and golden in electrolyte, handle, have so the gold of gold inherent colour and black match become brown or green, to obtain a tangible visual illusion effect.(decolorization is a technology well-known in the art here, therefore is not described in detail).
With reference to Fig. 2 a to 2g, will the embodiment according to an embossing stainless starlight plate of the present invention be described in detail.
Among Fig. 2 a, pattern film A and B with some landform are placed on respectively on the silk screen that always scribbles photoresist, then to this combining structure exposure, take film away, cleaning web, like this, shown in Fig. 2 b, obtain because dissolving and do not have the part 3 of photoresist layer and have the silk screen A ' and the B ' of part 4 of the photoresist layer of hardening.
The masking process of the stainless steel starlight plate material that will describe below silk screen A ' that is obtained by above-mentioned steps and B ' are used in.
At first, the silk screen A ' that gets ready is placed on the embossing face 8 of this stainless steel starlight plate and with acid-proof ink and covers, then in case remove silk screen A ', shown in Fig. 2 d, form crested face 5 and do not cover face 6 as figure A "; then crested face 6 usefulness black are not handled, and remove acid-proof ink formation black side 9 as figure A .
The condition that forms this black requirement is: with the CrO of 110～150 grams per liters
3H with 580～700 grams per liters
2SO
4, and the electrolyte solution of the water of surplus handled 3.5～5 hours object construction under 70～80 ℃ temperature, to make it painted with black pigment.
The deep or light of black changes along with the variation of electrolyte temperature.
The silk screen B ' that another has same pattern is placed on the stainless steel starlight plate A , uses method as hereinbefore to make it to cover, and then shown in Fig. 2 e, removes silk screen B ' formation and covers face 5 and do not cover face 6, as figure B ".
Then, do not carry out light and be etched with and remove printing ink, thus, divide in this embossed portion to form the bright etching part shown in the figure B covering face 6.
On the other hand, the light etching part forms in such a way, promptly except the part that the process of being described by Fig. 2 d forms, this stainless steel starlight plate all is formed black, by using before silk screen B ' prior to bright etching, make the whole surface of the embossing starlight plate shown in Fig. 2 c use the black pigment all coloring under these conditions, and be shown in to finish on this surface as Fig. 2 e and cover operation.
When carrying out bright etching, add 1～5% Nicotinicum Acidum acid amides and surfactant to containing 5～10% glycerine, 30～50% phosphoric acid, 35～50% sulfuric acid and 1～5% chromic anhydride CrO
3In the electrolytic solution, this process is temperature and the 50～70A/m at 70～80 ℃
2Current density under electrolysis, etching part just becomes smooth (minute surface) like this.
Another silk screen B ' is placed in and covers through on the starlight plate B of above-mentioned operation, and is removed.
Utilize typical method gold-plated, thereby form Gold plated Layer shown in Fig. 2 f at bright etching part to combining structure.
Remove printing ink, obtain the starlight plate that completes of the present invention shown in Fig. 2 g.
On stainless steel starlight plate according to the present invention, embossing part by with the mass colour pigment coloring to produce a kind of and the different visual effect of conventional stainless steel starlight plate of in one plane coating black.
Form the bright etching part with certain depth by dividing in the embossed portion of black colorant of no use, this light etching part just becomes smooth.Equally, further the Gold plated Layer that forms at bright etching part has tangible characteristic with gold-plated comparing on a kind of common material.
As a result, the configuration of Gold plated Layer on the color coordination that seems, the variation according to manufacturing process simultaneously shows relief visual effect.
In addition, can make Gold plated Layer fading and go up can with gold coordinate to arrange in pairs or groups brown or green.
When utilizing special embodiment in addition special displaying and when describing of the present invention, knowing those skilled in the art should be appreciated that, under the prerequisite of the spirit and scope that do not depart from claim of the present invention and limited, it can be effective carrying out various variations in form and details.
Claims (5)
1. embossing stainless starlight plate that has colored landform face, it is held to levy and is that it comprises:
Bright etching face that on described embossing stainless starlight plate, forms with predetermined pattern;
A Gold plated Layer that on described bright etching face, forms; With
A black part that on the residual surface of described embossing stainless starlight plate, forms.
2. the embossing stainless starlight plate that has colored landform face according to claim 1 is characterized in that described Gold plated Layer forms with brown or green mutual coordination.
3. a making has the method for the embossing stainless starlight plate of colored landform face, it is characterized in that it comprises the following steps:
First step after the original film that will have a plurality of patterns is placed on the silk screen that scribbles photoresist respectively, exposes and cleans, and forms the silk screen (A ', B ') of the part that has the dissolved part of photoresist and hardened;
Second step, a silk screen A ' be placed on the embossing stainless starlight plate cover with smoke agent for shielding after, carry out painted with black to the whole surface of shaded portions or described embossing stainless starlight plate not;
Third step, another silk screen B ' is placed on cover on the stainless steel starlight plate of described second step after, shaded portions is not carried out bright etching, and removes smoke agent for shielding;
The 4th step is placed on described another silk screen B ' on the surface through the described stainless steel starlight plate of third step and covers, and uncovered bright etching position is carried out gold-plated, removes smoke agent for shielding then.
4. making according to claim 3 has the method for the embossing stainless starlight plate of colored landform face, it is characterized in that, above-mentioned Gold plated Layer is handled with electrolyte, and it is brown or green making its variable color.
5. making according to claim 3 has the method for the embossing stainless starlight plate of colored landform face, it is characterized in that, in third step, uses by 5～10% glycerine, 30～50% phosphoric acid, 35～50% sulfuric acid and 1～5% CrO
3, the mixed liquor that constitutes of 1～5% Nicotinicum Acidum acid amides and surfactant, with 70～80 ℃ temperature and 50～70A/m
2Current density stainless steel starlight plate is carried out electrolytic treatments.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019940027452A KR0125477B1 (en) | 1994-10-26 | 1994-10-26 | Embossed stainless steel sheet with colored and solid surface and manufacturing method thereof |
| KR27452/94 | 1994-10-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1126148A CN1126148A (en) | 1996-07-10 |
| CN1051502C true CN1051502C (en) | 2000-04-19 |
Family
ID=19395945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95115966A Expired - Fee Related CN1051502C (en) | 1994-10-26 | 1995-10-24 | Embossing stainless starlight panel having a colored and topographical and a fabricating method thereof |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2771487B2 (en) |
| KR (1) | KR0125477B1 (en) |
| CN (1) | CN1051502C (en) |
| GB (1) | GB2294781B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2756511B1 (en) * | 1996-12-02 | 1999-01-15 | Gravimag | METAL DECORATION PLATE |
| CN104005067A (en) * | 2013-02-27 | 2014-08-27 | 景祥凯工业股份有限公司 | Tool and manufacturing method thereof |
| CN103978826A (en) * | 2014-05-23 | 2014-08-13 | 杜志斌 | Bicolor stainless steel embossing plate and manufacturing method thereof |
| CN104018212B (en) * | 2014-06-23 | 2016-06-29 | 上海英汇科技发展有限公司 | A kind of rustless steel door sill decorative plate etch process of environment-friendly type |
| CN106626932A (en) * | 2016-12-24 | 2017-05-10 | 福建省德化县新顺盛陶瓷工艺有限公司 | Once shaped electroplating stained paper, preparation method thereof and ceramic decoration method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3959527A (en) * | 1974-04-08 | 1976-05-25 | Lee John Droege | Flat costume jewelry and method for the surface treatment thereof |
| JP2578167B2 (en) * | 1988-06-01 | 1997-02-05 | 華陽技研工業株式会社 | Decorative plate and its manufacturing method |
| JP3153313B2 (en) * | 1992-01-28 | 2001-04-09 | 株式会社エム・ケイ | Black chrome plating method |
-
1994
- 1994-10-26 KR KR1019940027452A patent/KR0125477B1/en not_active Expired - Fee Related
-
1995
- 1995-10-24 CN CN95115966A patent/CN1051502C/en not_active Expired - Fee Related
- 1995-10-25 GB GB9521878A patent/GB2294781B/en not_active Expired - Fee Related
- 1995-10-25 JP JP7277646A patent/JP2771487B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB2294781A8 (en) | 1996-05-20 |
| GB9521878D0 (en) | 1996-01-03 |
| CN1126148A (en) | 1996-07-10 |
| GB2294781B (en) | 1997-07-23 |
| GB2294781A (en) | 1996-05-08 |
| JP2771487B2 (en) | 1998-07-02 |
| JPH08302483A (en) | 1996-11-19 |
| KR0125477B1 (en) | 1997-12-26 |
| KR960014398A (en) | 1996-05-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LG-OTIS ELEVATOR CO., LTD.; LG IND SYSTEMS CO LTD Free format text: FORMER OWNER: LG ELECTROGENESIS CO., LTD.; LG IND SYSTEMS CO LTD Effective date: 20011016 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20011016 Patentee after: LG Otis Elevator Co., Ltd. Patentee after: Three space special steel Corporation Patentee before: LG Industrial Systems Co., Ltd. Patentee before: Three space special steel Corporation |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20000419 Termination date: 20121024 |