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USD577519S1 - Chair backrest - Google Patents

Chair backrest Download PDF

Info

Publication number
USD577519S1
USD577519S1 US29/296,384 US29638407F USD577519S US D577519 S1 USD577519 S1 US D577519S1 US 29638407 F US29638407 F US 29638407F US D577519 S USD577519 S US D577519S
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
US29/296,384
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 US29/296,384 priority Critical patent/USD577519S1/en
Application granted granted Critical
Publication of USD577519S1 publication Critical patent/USD577519S1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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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.
US29/296,384 2007-10-18 2007-10-18 Chair backrest Expired - Lifetime USD577519S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/296,384 USD577519S1 (en) 2007-10-18 2007-10-18 Chair backrest

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/296,384 USD577519S1 (en) 2007-10-18 2007-10-18 Chair backrest

Publications (1)

Publication Number Publication Date
USD577519S1 true USD577519S1 (en) 2008-09-30

Family

ID=39776647

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/296,384 Expired - Lifetime USD577519S1 (en) 2007-10-18 2007-10-18 Chair backrest

Country Status (1)

Country Link
US (1) USD577519S1 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD596430S1 (en) * 2009-03-19 2009-07-21 Tung-Hua Su Chair backrest
USD596885S1 (en) * 2009-05-05 2009-07-28 Tung-Hua Su Chair backrest
USD600477S1 (en) * 2009-05-18 2009-09-22 Tung-Hua Su Chair backrest
USD604071S1 (en) * 2009-07-30 2009-11-17 Tung-Hua Su Chair backrest
USD660621S1 (en) * 2011-11-04 2012-05-29 Tung-Hua Su Chair backrest
US8998339B2 (en) 2012-09-20 2015-04-07 Steelcase Inc. Chair assembly with upholstery covering
US11229294B2 (en) 2012-09-20 2022-01-25 Steelcase Inc. Chair assembly with upholstery covering
US11304528B2 (en) 2012-09-20 2022-04-19 Steelcase Inc. Chair assembly with upholstery covering

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD540081S1 (en) * 2006-08-18 2007-04-10 Tung-Hua Su Chair backrest
USD540580S1 (en) * 2005-12-31 2007-04-17 Tung-Hua Su Chair backrest
USD540579S1 (en) * 2006-08-18 2007-04-17 Tung-Hua Su Chair backrest
USD544735S1 (en) * 2006-11-23 2007-06-19 Tung-Hua Su Chair backrest
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

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD540580S1 (en) * 2005-12-31 2007-04-17 Tung-Hua Su Chair backrest
USD540081S1 (en) * 2006-08-18 2007-04-10 Tung-Hua Su Chair backrest
USD540579S1 (en) * 2006-08-18 2007-04-17 Tung-Hua Su Chair backrest
USD544735S1 (en) * 2006-11-23 2007-06-19 Tung-Hua Su Chair backrest
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

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD596430S1 (en) * 2009-03-19 2009-07-21 Tung-Hua Su Chair backrest
USD596885S1 (en) * 2009-05-05 2009-07-28 Tung-Hua Su Chair backrest
USD600477S1 (en) * 2009-05-18 2009-09-22 Tung-Hua Su Chair backrest
USD604071S1 (en) * 2009-07-30 2009-11-17 Tung-Hua Su Chair backrest
USD660621S1 (en) * 2011-11-04 2012-05-29 Tung-Hua Su Chair backrest
US8998339B2 (en) 2012-09-20 2015-04-07 Steelcase Inc. Chair assembly with upholstery covering
US9408467B2 (en) 2012-09-20 2016-08-09 Steelcase Inc. Chair assembly with upholstery covering
US9826839B2 (en) 2012-09-20 2017-11-28 Steelcase Inc. Chair assembly with upholstery covering
US10264889B2 (en) 2012-09-20 2019-04-23 Steelcase Inc. Chair assembly with upholstery covering
US10842281B2 (en) 2012-09-20 2020-11-24 Steelcase Inc. Control assembly for chair
US11229294B2 (en) 2012-09-20 2022-01-25 Steelcase Inc. Chair assembly with upholstery covering
US11304528B2 (en) 2012-09-20 2022-04-19 Steelcase Inc. Chair assembly with upholstery covering
US11464341B2 (en) 2012-09-20 2022-10-11 Steelcase Inc. Chair assembly with upholstery covering
US12226028B2 (en) 2012-09-20 2025-02-18 Steelcase Inc. Chair arm assembly

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