USD917218S1 - Chair back frame - Google Patents

Chair back frame Download PDF

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Publication number
USD917218S1
USD917218S1 US29/721,408 US202029721408F USD917218S US D917218 S1 USD917218 S1 US D917218S1 US 202029721408 F US202029721408 F US 202029721408F US D917218 S USD917218 S US D917218S
Authority
US
United States
Prior art keywords
back frame
chair back
view
chair
frame
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.)
Active
Application number
US29/721,408
Inventor
Hsuan-Chin Tsai
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.)
Zhongshan Shi Songlin Furniture Co Ltd
Original Assignee
Zhongshan Shi Songlin Furniture Co Ltd
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 Zhongshan Shi Songlin Furniture Co Ltd filed Critical Zhongshan Shi Songlin Furniture Co Ltd
Priority to US29/721,408 priority Critical patent/USD917218S1/en
Assigned to Zhongshan Shi Songlin Furniture Co., Ltd. reassignment Zhongshan Shi Songlin Furniture Co., Ltd. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: TSAI, HSUAN-CHIN
Application granted granted Critical
Publication of USD917218S1 publication Critical patent/USD917218S1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Description

FIG. 1 is a perspective view of a chair back frame showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side 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 back frame, as shown and described.
US29/721,408 2020-01-21 2020-01-21 Chair back frame Active USD917218S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/721,408 USD917218S1 (en) 2020-01-21 2020-01-21 Chair back frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/721,408 USD917218S1 (en) 2020-01-21 2020-01-21 Chair back frame

Publications (1)

Publication Number Publication Date
USD917218S1 true USD917218S1 (en) 2021-04-27

Family

ID=75570499

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/721,408 Active USD917218S1 (en) 2020-01-21 2020-01-21 Chair back frame

Country Status (1)

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US (1) USD917218S1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD947574S1 (en) * 2018-08-20 2022-04-05 Coolside Limited Internal assembly for travel accessory
USD957846S1 (en) * 2018-08-20 2022-07-19 Coolside Limited Travel accessory
USD957839S1 (en) * 2019-04-25 2022-07-19 Tung-Hua Su Chair backrest

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD540578S1 (en) * 2005-09-09 2007-04-17 Su-Ming Chen Backrest
CA2895942A1 (en) * 2007-03-13 2008-09-13 Hni Technologies Inc. Dynamic chair back lumbar support system
USD645683S1 (en) * 2011-01-18 2011-09-27 Yucheng Chen Seatback frame
USD687660S1 (en) * 2012-06-05 2013-08-13 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
USD714069S1 (en) * 2013-11-19 2014-09-30 Sava Cvek Mesh back task chair
USD772592S1 (en) * 2015-11-01 2016-11-29 Tung-Hua Su Chair backrest
US20170027328A1 (en) * 2015-08-02 2017-02-02 Chih-Cheng Su Chair back elevation adjustment structure
USD780499S1 (en) * 2015-06-18 2017-03-07 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD793143S1 (en) * 2016-05-31 2017-08-01 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
USD793142S1 (en) * 2016-05-31 2017-08-01 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD818294S1 (en) * 2016-03-07 2018-05-22 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD839035S1 (en) * 2017-11-27 2019-01-29 Hsuan-Chin Tsai Chair back frame
USD875453S1 (en) * 2018-01-26 2020-02-18 Ju-Yi Ma Chair frame
US10827841B1 (en) * 2019-09-24 2020-11-10 Zhongshan Shi Songlin Furniture Co., Ltd Chair waist backrest height adjusting device

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD540578S1 (en) * 2005-09-09 2007-04-17 Su-Ming Chen Backrest
CA2895942A1 (en) * 2007-03-13 2008-09-13 Hni Technologies Inc. Dynamic chair back lumbar support system
USD645683S1 (en) * 2011-01-18 2011-09-27 Yucheng Chen Seatback frame
USD687660S1 (en) * 2012-06-05 2013-08-13 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
USD714069S1 (en) * 2013-11-19 2014-09-30 Sava Cvek Mesh back task chair
USD745300S1 (en) * 2013-11-19 2015-12-15 Sava Cvek Mesh back task chair back and bottom
USD780499S1 (en) * 2015-06-18 2017-03-07 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
US20170027328A1 (en) * 2015-08-02 2017-02-02 Chih-Cheng Su Chair back elevation adjustment structure
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
USD793143S1 (en) * 2016-05-31 2017-08-01 Zhongshan Shi Songlin Furniture Co., Ltd Chair back frame
USD793142S1 (en) * 2016-05-31 2017-08-01 Zhongshan Shi Songlin Furniture Co., Ltd. Chair back frame
USD839035S1 (en) * 2017-11-27 2019-01-29 Hsuan-Chin Tsai Chair back frame
USD875453S1 (en) * 2018-01-26 2020-02-18 Ju-Yi Ma Chair frame
US10827841B1 (en) * 2019-09-24 2020-11-10 Zhongshan Shi Songlin Furniture Co., Ltd Chair waist backrest height adjusting device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD947574S1 (en) * 2018-08-20 2022-04-05 Coolside Limited Internal assembly for travel accessory
USD957846S1 (en) * 2018-08-20 2022-07-19 Coolside Limited Travel accessory
USD1011797S1 (en) * 2018-08-20 2024-01-23 Coolside Limited Internal assembly for travel accessory
USD957839S1 (en) * 2019-04-25 2022-07-19 Tung-Hua Su Chair backrest

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