CA995050A - Colour photography - Google Patents

Colour photography

Info

Publication number: CA995050A
Authority: CA; Canada
Prior art keywords: colour photography; photography; colour
Prior art date: 1970-07-07
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

Application number

CA119,143A

Other versions

CA119143S (en

Inventor

Alfred Oetiker

Max Marthaler

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Novartis AG

Original Assignee

Ciba Geigy AG

Priority date (The priority date 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 date listed.)

1970-07-07

Filing date

1971-07-06

Publication date

1976-08-17

1971-07-06 Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG

1976-08-17 Application granted granted Critical

1976-08-17 Publication of CA995050A publication Critical patent/CA995050A/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)

CA119,143A 1970-07-07 1971-07-06 Colour photography Expired CA995050A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1026570A CH542462A (en)	1970-07-07	1970-07-07	A method for producing a color photographic image by the silver dye bleaching process

Publications (1)

Publication Number	Publication Date
CA995050A true CA995050A (en)	1976-08-17

Family

ID=4361306

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA119,143A Expired CA995050A (en)	1970-07-07	1971-07-06	Colour photography

Country Status (9)

Country	Link
US (1)	US3754915A (en)
BE (1)	BE769545A (en)
CA (1)	CA995050A (en)
CH (1)	CH542462A (en)
DE (1)	DE2132836A1 (en)
FR (1)	FR2100278A5 (en)
GB (1)	GB1327684A (en)
NL (1)	NL167524C (en)
SU (1)	SU456434A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH633641A5 (en) *	1977-07-21	1982-12-15	Ciba Geigy Ag	METHOD FOR PRODUCING MASKED POSITIVE COLOR IMAGES BY THE SILVER COLORING METHOD.
EP0286593A3 (en) *	1987-04-06	1989-09-06	Ciba-Geigy Ag	Process for producing colour-positive masked images according to the silver dye-bleaching process

1970
- 1970-07-07 CH CH1026570A patent/CH542462A/en not_active IP Right Cessation
1971
- 1971-07-01 DE DE19712132836 patent/DE2132836A1/en not_active Withdrawn
- 1971-07-05 GB GB3143671A patent/GB1327684A/en not_active Expired
- 1971-07-06 BE BE769545A patent/BE769545A/en unknown
- 1971-07-06 CA CA119,143A patent/CA995050A/en not_active Expired
- 1971-07-06 NL NL7109326.A patent/NL167524C/en not_active IP Right Cessation
- 1971-07-06 FR FR7124583A patent/FR2100278A5/fr not_active Expired
- 1971-07-07 SU SU1688338A patent/SU456434A3/en active
- 1971-07-07 US US00160558A patent/US3754915A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
NL7109326A (en)	1972-01-11
US3754915A (en)	1973-08-28
FR2100278A5 (en)	1972-03-17
CH542462A (en)	1973-09-30
DE2132836A1 (en)	1972-01-20
NL167524B (en)	1981-07-16
NL167524C (en)	1981-12-16
BE769545A (en)	1972-01-06
SU456434A3 (en)	1975-01-05
GB1327684A (en)	1973-08-22

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