Office chair

The ornamental design for a office chair, as shown and described.

FIG. 1 is a top front perspective view of a first embodiment of an office chair having adjustable arms.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a right side elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof.

FIG. 8 is a top front perspective view of a second embodiment of the office chair having fixed arms.

FIG. 9 is a front elevation view thereof.

FIG. 10 is a rear elevation view thereof.

FIG. 11 is a right side elevation view thereof.

FIG. 12 is a left side elevation view thereof.

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

Patent	Priority	Assignee	Title
D703457,	Jun 07 2013	MILLERKNOLL, INC	Chair
D711127,	Sep 20 2013	Formway Furniture Limited	Chair
D714069,	Nov 19 2013		Mesh back task chair
D714070,	Nov 19 2013		Mesh back task chair with pelvic positioning
D714563,	Sep 27 2013	Scandinavian Business Seating AS	Chair
D715068,	Jun 07 2013	ITOKI CORPORATION	Chair
D724367,	Oct 31 2012	SIDIZ, INC	Swivel chair
D724878,	May 09 2014	Zhongshan Shi Songlin Furniture Co., Ltd.; ZHONGSHAN SHI SONGLIN FURNITURE CO , LTD	Chair back upright
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
D755553,	Sep 20 2013	Formway Furniture Limited	Chair
D775480,	Apr 24 2015	Topstar GmbH	Chair
D775847,	Apr 24 2015	Topstar GmbH	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
D838506,	Sep 30 2016	Scandinavian Business Seating AS	Chair
D851951,	Jan 24 2017		Office chair
D893907,	Sep 30 2016	Scandinavian Business Seating AS	Chair
D893908,	Sep 30 2016	Scandinavian Business Seating AS	Chair
D900497,	Sep 25 2018	ARPER S P A	Office chair
D907382,	Oct 11 2018	KNOLL, INC	Chair
D908383,	Sep 25 2018	ARPER S P A	Office chair
D919345,	Oct 11 2018	Knoll, Inc.	Chair
D923994,	May 31 2019		Chair armrest
ER4444,
ER6835,

Patent	Priority	Assignee	Title
D487359,	Sep 09 2002	Okamura Corporation	Chair
D535505,	May 17 2005	TSAI, PO-CHUAN	Chair armrest
D545076,	Feb 28 2005	PNC BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT	Office chair
D557027,	Oct 24 2006	Okamura Corporation	Chair
D557950,	Jul 27 2006		Armrest
D576813,	Feb 22 2008	IVARS S.p.A.	Office chair
D579223,	Sep 03 2007	Stoll Giroflex AG	Chair
D579682,	May 07 2008	Allseating Corporation	Chair
D596418,	Jan 16 2008	KOKUYO CO , LTD	Chair
D607653,	Nov 14 2007	Steelcase Inc	Chair backrest support
D640478,	Nov 05 2008	Allseating Corporation	Chair
D654710,	Oct 09 2008	Okamura Corporation	Chair
D655522,	Apr 26 2010	PNC BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT	Office chair
D662330,	Oct 29 2010	Takano Co., Ltd.; TAKANO CO , LTD ,	Chair
D670927,	Sep 15 2011	Okamura Corporation	Chair
D679107,	May 16 2012	PNC BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT	Office chair

////////

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Jun 08 2012		Exemplis	(assignment on the face of the patent)
Jul 20 2012	MULDER, MITCHELL DAVID	Exemplis	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	028691	0285	pdf
Jul 20 2012	GERULES, MATTHEW J	Exemplis	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	028691	0285	pdf
Jul 25 2012	PHILLIPS, JOHN	Exemplis	ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS	028691	0285	pdf
Mar 20 2015	Exemplis Corporation	EXEMPLIS LLC	CHANGE OF NAME SEE DOCUMENT FOR DETAILS	040678	0069	pdf
Mar 24 2015	EXEMPLIS LLC	CIT FINANCE LLC, AS ADMINISTRATIVE AGENT	SECURITY INTEREST SEE DOCUMENT FOR DETAILS	035239	0186	pdf
Dec 23 2016	CIT FINANCE LLC, AS ADMINISTRATIVE AGENT	EXEMPLIS LLC	RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS	040788	0021	pdf
Dec 23 2016	EXEMPLIS LLC	JPMORGAN CHASE BANK, N A , AS ADMINISTRATIVE AGENT	SECURITY INTEREST SEE DOCUMENT FOR DETAILS	040788	0077	pdf

n/a

Date	Maintenance Fee Events

n/a

Date	Maintenance Schedule