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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.
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D741100, | Jun 07 2013 | ITOKI CORPORATION | Chair back frame |
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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 | |
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D576416, | Jan 02 2008 | Chair | |
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D613085, | Apr 24 2009 | Okamura Corporation | Chair |
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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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