Patent
   D815868
Priority
Feb 02 2016
Filed
Feb 02 2016
Issued
Apr 24 2018
Expiry
Apr 24 2033
Assg.orig
Entity
unknown
12
25
n/a
The ornamental design for an office chair, as shown and described.

FIG. 1 is a front isometric view of an office chair;

FIG. 2 is a rear isometric view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawing views are included for purposes of illustrating environment and form no part of the claimed design.

Romero, Francisco, Romero, Nadine

Patent Priority Assignee Title
10791842, May 26 2008 Steelcase Inc. Conforming back for a seating unit
D833767, Jun 01 2016 Formway Furniture Limited Chair
D846929, Jan 12 2016 INTERSTUHL BUEROMOEBEL GMBH & CO KG Chair
D853768, Jan 12 2016 Interstuhl Bueromoebel GmbH & Co. KG Chair
D860702, Mar 10 2017 FAST S P A Chair seat
D869213, Feb 02 2016 OFFICE MASTER INC Office chair
D899123, Jun 01 2016 Formway Furniture Limited Chair
D908411, Sep 25 2018 Seatback cover
D911054, Jun 21 2019 NINGBO MEIYING HOUSEHOLD GROUP CO , LTD Office chair
D919994, Apr 28 2019 Office chair
D924593, Dec 20 2019 Chair
D944026, Sep 29 2020 NINGBO TIANDE XINYI TRADING CO , LTD Office chair
Patent Priority Assignee Title
5174526, Nov 27 1991 Futureflite Corporation Adjustable lumbar support mechanism for airline passenger seats with manual push button and cable control
6260921, Jun 05 1998 TEKNION FURNITURE SYSTEMS, INC Lumbar support adjustment mechanism
6309018, Sep 09 1996 Volvo Car Corporation Back support structure for a seat
6616228, Jun 20 2001 Steelcase Inc Compliant back for seating unit
6755467, Jun 20 2000 Global Total Office Conformable backrest for a chair
6805405, Mar 19 2001 Sung Yong Co., Ltd. Chair equipped with lumbar support unit
7216933, Feb 21 2004 SANDER, ARMIN Backrest, particularly for an office chair
8162399, Dec 17 2008 C.R.F. Societa Consortile per Azioni Lumbar support for a vehicle backrest
8235467, Apr 27 2006 TS TECH CO , LTD Vehicle seat
8251448, Mar 13 2007 SLACKER, INC Dynamic chair back lumbar support system
8668266, Jul 12 2010 Ford Global Technologies, LLC Integrated lumbar for thin seat
9332851, Mar 15 2013 HNI TECHNOLOGIES INC Chair with activated back flex
20130154314,
20150108809,
D456159, May 25 2000 Steelcase Development Corporation Chair
D456650, May 25 2000 Steelcase Inc Chair component
D457023, May 25 2000 Steelcase Inc Chair component
D471042, Feb 13 2002 HERMAN MILLER, INC Back for a seating structure
D544720, Apr 06 2006 Chair
D575085, Mar 30 2008 Chair backrest
D581708, Apr 22 2008 Chair back
D600931, May 26 2008 Steelcase Inc. Seating unit
D603196, Jun 10 2009 Chair backrest
D627983, Nov 09 2009 Kabushiki Kaisha Uchida Yoko Chair
D676254, Jul 27 2011 Jianhua, Yang Office chair
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 29 2016ROMERO, FRANCISCOOffice MasterASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0377650861 pdf
Jan 29 2016ROMERO, NADINEOffice MasterASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0377650861 pdf
Feb 02 2016Office Master Inc.(assignment on the face of the patent)
Feb 02 2018ROMERO, FRANCISCOOFFICE MASTER INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0448430677 pdf
Feb 02 2018ROMERO, NADINEOFFICE MASTER INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0448430677 pdf
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