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USD540580S1 - Chair backrest - Google Patents

Chair backrest Download PDF

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Publication number
USD540580S1
USD540580S1 US29/251,017 US25101705F USD540580S US D540580 S1 USD540580 S1 US D540580S1 US 25101705 F US25101705 F US 25101705F US D540580 S USD540580 S US D540580S
Authority
US
United States
Prior art keywords
chair backrest
chair
backrest
view
ornamental design
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 - Lifetime
Application number
US29/251,017
Inventor
Tung-Hua Su
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.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US29/251,017 priority Critical patent/USD540580S1/en
Application granted granted Critical
Publication of USD540580S1 publication Critical patent/USD540580S1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of a chair backrest showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.

Claims (1)

    CLAIM
  1. The ornamental design for a chair backrest, as shown and described.
US29/251,017 2005-12-31 2005-12-31 Chair backrest Expired - Lifetime USD540580S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/251,017 USD540580S1 (en) 2005-12-31 2005-12-31 Chair backrest

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/251,017 USD540580S1 (en) 2005-12-31 2005-12-31 Chair backrest

Publications (1)

Publication Number Publication Date
USD540580S1 true USD540580S1 (en) 2007-04-17

Family

ID=37914391

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/251,017 Expired - Lifetime USD540580S1 (en) 2005-12-31 2005-12-31 Chair backrest

Country Status (1)

Country Link
US (1) USD540580S1 (en)

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD552857S1 (en) * 2007-03-08 2007-10-16 Ju-Yu Wang Chair
USD553378S1 (en) * 2007-03-08 2007-10-23 Ju-Yu Wang Chair
USD553886S1 (en) * 2007-03-25 2007-10-30 Tung-Hua Su Chair backrest
USD557028S1 (en) * 2007-06-16 2007-12-11 Tung-Hua Su Chair
USD577519S1 (en) * 2007-10-18 2008-09-30 Tung-Hua Su Chair backrest
USD579695S1 (en) * 2008-03-17 2008-11-04 Yao-Chuan Wu Chair frame
USD580198S1 (en) * 2008-03-17 2008-11-11 Yao-Chuan Wu Chair back
USD594681S1 (en) * 2004-10-18 2009-06-23 Dauphin Entwicklungs Und Beteiligungs Bmgh Chair back
USD600477S1 (en) * 2009-05-18 2009-09-22 Tung-Hua Su Chair backrest
USD640478S1 (en) * 2008-11-05 2011-06-28 Allseating Corporation Chair
USD640477S1 (en) * 2008-11-05 2011-06-28 Allseating Corporation Chair
USD641573S1 (en) * 2010-05-10 2011-07-19 Fuh Shyan Co., Ltd. Chair back frame
USD646915S1 (en) 2010-12-23 2011-10-18 Kimball International, Inc. Chair backrest
USD660622S1 (en) * 2012-01-05 2012-05-29 Tung-Hua Su Chair backrest
USD660621S1 (en) * 2011-11-04 2012-05-29 Tung-Hua Su Chair backrest
USD661136S1 (en) * 2010-07-08 2012-06-05 Tung-Hua Su Chair backrest
USD661137S1 (en) * 2011-11-16 2012-06-05 Tung-Hua Su Chair backrest
USD666032S1 (en) * 2012-05-03 2012-08-28 Tung-Hua Su Chair backrest
USD673401S1 (en) * 2005-05-13 2013-01-01 Humanscale Corporation Chair support structure
USD683172S1 (en) * 2012-09-14 2013-05-28 Tung-Hua Su Chair backrest
USD683574S1 (en) * 2012-08-15 2013-06-04 Tung-Hua Su Chair backrest
USD687660S1 (en) * 2012-06-05 2013-08-13 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
USD772592S1 (en) * 2015-11-01 2016-11-29 Tung-Hua Su Chair backrest
USD774345S1 (en) * 2015-03-20 2016-12-20 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD790895S1 (en) * 2016-05-01 2017-07-04 Tung-Hua Su Chair backrest
USD798092S1 (en) * 2017-01-09 2017-09-26 Oasyschair Co., Ltd. Backrest for a chair
USD818294S1 (en) * 2016-03-07 2018-05-22 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD832017S1 (en) * 2016-06-13 2018-10-30 Herman Miller, Inc. Chair component
USD841340S1 (en) 2016-06-13 2019-02-26 Herman Miller, Inc. Suspension textile sheet
USD1071631S1 (en) * 2023-10-19 2025-04-22 Tung-Hua Su Chair backrest

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD453079S1 (en) * 2001-04-20 2002-01-29 The E Chair Company Arm chair
USD456626S1 (en) * 2001-07-19 2002-05-07 Tung-Hua Su Chair
US20020190564A1 (en) * 2001-06-15 2002-12-19 Tim Coffield Chair back construction
USD471042S1 (en) * 2002-02-13 2003-03-04 Herman Miller, Inc. Back for a seating structure
USD485097S1 (en) * 2001-05-24 2004-01-13 Paoli, Inc. Portion of a chair
USD486657S1 (en) * 2003-03-13 2004-02-17 Tung-Hua Su Chair
USD494768S1 (en) * 2003-12-12 2004-08-24 Tung-Hua Su Chair
USD494792S1 (en) * 2002-10-15 2004-08-24 Herman Miller, Inc. Back for a seating structure
USD495509S1 (en) * 2002-12-12 2004-09-07 Nightingale Corp. Chair
USD511418S1 (en) * 2004-06-07 2005-11-15 Nightingale Corp. Chair
USD512843S1 (en) * 2003-06-10 2005-12-20 Nightingale Corp. Chair
USD514831S1 (en) * 2003-10-02 2006-02-14 Zhejiang Himax Furniture Industry Corp., Ltd. Chair

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD453079S1 (en) * 2001-04-20 2002-01-29 The E Chair Company Arm chair
USD485097S1 (en) * 2001-05-24 2004-01-13 Paoli, Inc. Portion of a chair
US20020190564A1 (en) * 2001-06-15 2002-12-19 Tim Coffield Chair back construction
US20030001425A1 (en) * 2001-06-15 2003-01-02 Koepke Marcus C. Chair back construction
USD456626S1 (en) * 2001-07-19 2002-05-07 Tung-Hua Su Chair
USD471042S1 (en) * 2002-02-13 2003-03-04 Herman Miller, Inc. Back for a seating structure
USD494792S1 (en) * 2002-10-15 2004-08-24 Herman Miller, Inc. Back for a seating structure
USD495509S1 (en) * 2002-12-12 2004-09-07 Nightingale Corp. Chair
USD486657S1 (en) * 2003-03-13 2004-02-17 Tung-Hua Su Chair
USD512843S1 (en) * 2003-06-10 2005-12-20 Nightingale Corp. Chair
USD514831S1 (en) * 2003-10-02 2006-02-14 Zhejiang Himax Furniture Industry Corp., Ltd. Chair
USD494768S1 (en) * 2003-12-12 2004-08-24 Tung-Hua Su Chair
USD511418S1 (en) * 2004-06-07 2005-11-15 Nightingale Corp. Chair

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD594681S1 (en) * 2004-10-18 2009-06-23 Dauphin Entwicklungs Und Beteiligungs Bmgh Chair back
USD673401S1 (en) * 2005-05-13 2013-01-01 Humanscale Corporation Chair support structure
USD553378S1 (en) * 2007-03-08 2007-10-23 Ju-Yu Wang Chair
USD552857S1 (en) * 2007-03-08 2007-10-16 Ju-Yu Wang Chair
USD553886S1 (en) * 2007-03-25 2007-10-30 Tung-Hua Su Chair backrest
USD557028S1 (en) * 2007-06-16 2007-12-11 Tung-Hua Su Chair
USD577519S1 (en) * 2007-10-18 2008-09-30 Tung-Hua Su Chair backrest
USD580198S1 (en) * 2008-03-17 2008-11-11 Yao-Chuan Wu Chair back
USD579695S1 (en) * 2008-03-17 2008-11-04 Yao-Chuan Wu Chair frame
USD640478S1 (en) * 2008-11-05 2011-06-28 Allseating Corporation Chair
USD640477S1 (en) * 2008-11-05 2011-06-28 Allseating Corporation Chair
USD600477S1 (en) * 2009-05-18 2009-09-22 Tung-Hua Su Chair backrest
USD641573S1 (en) * 2010-05-10 2011-07-19 Fuh Shyan Co., Ltd. Chair back frame
USD661136S1 (en) * 2010-07-08 2012-06-05 Tung-Hua Su Chair backrest
USD646915S1 (en) 2010-12-23 2011-10-18 Kimball International, Inc. Chair backrest
USD660621S1 (en) * 2011-11-04 2012-05-29 Tung-Hua Su Chair backrest
USD661137S1 (en) * 2011-11-16 2012-06-05 Tung-Hua Su Chair backrest
USD660622S1 (en) * 2012-01-05 2012-05-29 Tung-Hua Su Chair backrest
USD666032S1 (en) * 2012-05-03 2012-08-28 Tung-Hua Su Chair backrest
USD687660S1 (en) * 2012-06-05 2013-08-13 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
USD683574S1 (en) * 2012-08-15 2013-06-04 Tung-Hua Su Chair backrest
USD683172S1 (en) * 2012-09-14 2013-05-28 Tung-Hua Su Chair backrest
USD774345S1 (en) * 2015-03-20 2016-12-20 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD772592S1 (en) * 2015-11-01 2016-11-29 Tung-Hua Su Chair backrest
USD818294S1 (en) * 2016-03-07 2018-05-22 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD790895S1 (en) * 2016-05-01 2017-07-04 Tung-Hua Su Chair backrest
USD832017S1 (en) * 2016-06-13 2018-10-30 Herman Miller, Inc. Chair component
USD841340S1 (en) 2016-06-13 2019-02-26 Herman Miller, Inc. Suspension textile sheet
USD798092S1 (en) * 2017-01-09 2017-09-26 Oasyschair Co., Ltd. Backrest for a chair
USD1071631S1 (en) * 2023-10-19 2025-04-22 Tung-Hua Su Chair backrest

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