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The ornamental design for an office chair, as shown and described.
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The broken line showing of environment is for illustrative purposes only and forms no part of the claimed design.
| Patent | Priority | Assignee | Title |
| D711127, | Sep 20 2013 | Formway Furniture Limited | Chair |
| D713664, | Feb 07 2013 | SAFCO PRODUCTS CO | Chair with back support and seat |
| D714069, | Nov 19 2013 | Mesh back task chair | |
| D714070, | Nov 19 2013 | Mesh back task chair with pelvic positioning | |
| D735512, | Jun 07 2013 | ITOKI CORPORATION | Chair backrest |
| D735513, | Jun 07 2013 | ITOKI CORPORATION | Backrest of a chair |
| D741100, | Jun 07 2013 | ITOKI CORPORATION | Chair back frame |
| D742674, | Sep 20 2013 | Formway Furniture Limited | Chair |
| D751835, | Sep 19 2014 | Okamura Corporation | Chair |
| D755553, | Sep 20 2013 | Formway Furniture Limited | Chair |
| D788483, | Jun 05 2015 | 9TO5 SEATING LLC | Chair |
| D799230, | Jun 09 2016 | Task chair | |
| D799232, | Jun 09 2016 | Chair shell | |
| D799233, | Jun 09 2016 | Chair with legs | |
| D799845, | Jun 09 2016 | Chair with sled base | |
| D805823, | Jun 05 2014 | DSA International, Inc. | Support leg |
| D807672, | Feb 06 2015 | HAWORTH, INC | Support leg |
| D891842, | Jun 04 2018 | Steelcase Inc | Chair arm |
| Patent | Priority | Assignee | Title |
| D296624, | Oct 26 1984 | Fehlbaum & Co | Chair |
| D312536, | Jan 14 1986 | STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN | Chair |
| D346909, | Mar 25 1991 | Itoki, Co., Ltd. | Chair |
| D383323, | Feb 17 1995 | STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN | Seating unit |
| D410342, | Feb 17 1995 | STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN | Seating unit |
| D411692, | Oct 22 1996 | HNI TECHNOLOGIES INC | Chair |
| D418316, | Apr 29 1998 | Klober GmbH | Office chair |
| D436260, | Nov 08 1999 | Okamura Corporation | Chair |
| D436456, | Apr 12 2000 | Allseating Corporation | Chair |
| D459903, | Oct 01 2001 | Chair | |
| D468122, | Jun 12 2001 | Kimball International, Inc. | Office chair |
| D481879, | Nov 15 2002 | Chair | |
| D486656, | Mar 13 2003 | Chair | |
| D489542, | Sep 09 2002 | Okamura Corporation | Chair |
| D490621, | Apr 23 2003 | Office chair | |
| D497265, | Oct 23 2003 | Hsiu-Hsueh Wu | Office chair |
| D499564, | Oct 22 2002 | Vitra AG | Chair |
| D507124, | Jul 13 2004 | Chair | |
| D512232, | Jan 21 2005 | MAXIFREE INTERNATIONAL CO , LTD | Office chair |
| D514339, | Aug 26 2004 | VIRCO MFG CORPORATION | Task chair |
| D517820, | Jun 28 2002 | Vitra AG | Chair |
| D535112, | Jun 08 2005 | KNOLL, INC | Chair |
| D541062, | Apr 14 2006 | Office chair | |
| D543717, | Dec 01 2006 | Office chair | |
| D545076, | Feb 28 2005 | HAWORTH, INC | Office chair |
| D546086, | Dec 01 2006 | Office chair | |
| D548994, | Jan 23 2007 | Chair | |
| D549473, | May 07 2004 | Topstar GmbH | Chair |
| D549977, | Mar 24 2006 | HNI Corporation | Chair |
| D552857, | Mar 08 2007 | Chair | |
| D555377, | Feb 24 2006 | Steelcase Inc | Seating unit |
| D557024, | Apr 23 2007 | Office chair | |
| D557025, | Apr 23 2007 | Office chair | |
| D557914, | Sep 15 2004 | MERRYFAIR CHAIR SYSTEM SDN BHD | Chair |
| D563687, | May 21 2007 | Allseating Corporation | Chair |
| D568624, | Oct 03 2007 | Hurng Taih Plastic Master Batch Co., Ltd. | Office chair |
| D571569, | Oct 09 2006 | Stoll Giroflex AG | Chair |
| D572493, | Sep 27 2007 | Office chair | |
| D573361, | Jan 25 2008 | Kuo Chin Furniture Decoration Co., Ltd. | Office chair |
| D576416, | Jan 02 2008 | Chair | |
| D576813, | Feb 22 2008 | IVARS S.p.A. | Office chair |
| D576814, | Feb 22 2008 | IVARS S.p.A. | Office chair |
| D585205, | Mar 27 2008 | Hurng Taih Plastic Master Batch Co., Ltd. | Frame of the office chair |
| D607653, | Nov 14 2007 | Steelcase Inc | Chair backrest support |
| D608557, | Mar 27 2009 | Aishin Co., Ltd. | Office chair |
| D610822, | Jan 21 2009 | Office chair | |
| D613085, | Apr 24 2009 | Okamura Corporation | Chair |
| D613087, | Apr 24 2009 | Okamura Corporation | Chair |
| D627983, | Nov 09 2009 | Kabushiki Kaisha Uchida Yoko | Chair |
| D667231, | Mar 25 2010 | Vitra AG | Chair |
| D670927, | Sep 15 2011 | Okamura Corporation | Chair |
| D671759, | Sep 15 2011 | Okamura Corporation | Chair |
| D673384, | Sep 07 2011 | Jianhua, Yang | Office chair |
| D675456, | Sep 14 2011 | Z-LINE DESIGNS, INC | Task chair |
| D676254, | Jul 27 2011 | Jianhua, Yang | Office chair |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Oct 26 2009 | CHOI, KYUNG KYU | HYUNDAI METAL CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 023512 | /0778 | |
| Oct 26 2009 | CHOI, MYUNG KYU | HYUNDAI METAL CO , LTD | CORRECTIVE ASSIGNMENT TO CORRECT THE TYPOGRAPHICAL ERROR IN THE NAME OF ASSIGNOR PREVIOUSLY RECORDED ON REEL 023512 FRAME 0778 ASSIGNOR S HEREBY CONFIRMS THE ASSIGNMENT | 023827 | /0192 | |
| Nov 06 2009 | Patra Co., Ltd | (assignment on the face of the patent) | / | |||
| Jan 28 2013 | HYUNDAI METAL CO , LTD | PATRA CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 029709 | /0185 |
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