Patent
   D348786
Priority
Mar 26 1992
Filed
Mar 26 1992
Issued
Jul 19 1994
Expiry
Jul 19 2008
Assg.orig
Entity
unknown
41
9
n/a
The ornamental design for an office chair, as shown and described.

FIG. 1 is a left frontal perspective illustration of an office chair according to our invention;

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a left frontal perspective illustration of a second embodiment of an office chair according to our invention;

FIG. 8 is a side elevational view of the second embodiment of our invention, the opposite side being a mirror image thereof;

FIG. 9 is a front elevational view of the second embodiment of our invention;

FIG. 10 is a rear elevational view of the second embodiment of our invention;

FIG. 11 is a top plan view of the second embodiment of our invention;

FIG. 12 is a bottom plan view of the second embodiment of our invention;

FIG. 13 is a left frontal perspective illustration of a third embodiment of an office chair according to our invention;

FIG. 14 is a side elevational view of the third embodiment of our invention, the opposite side being a mirror image thereof;

FIG. 15 is a front elevational view of the third embodiment of our invention;

FIG. 16 is a rear elevatiional view of the third embodiment of our invention;

FIG. 17 is a top plan view of the third embodiment of our invention;

FIG. 18 is a bottom plan view of the third embodiment of our invention;

FIG. 19 is a left frontal perspective illustration of the fourth embodiment of our office chair;

FIG. 20 is a side elevational view of the fourth embodiment of our invention, the opposite side being a mirror image thereof;

FIG. 21 is a front elevational view of the fourth embodiment of our invention;

FIG. 22 is a rear elevational view of the fourth embodiment of our invention;

FIG. 23 is a top plan view of the fourth embodiment of our invention; and,

FIG. 24 is a bottom plan view of the fourth embodiment of our invention.

Saul, Gregory M., Tolleson, Thomas H.

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D369687, Jun 08 1994 HNI TECHNOLOGIES INC Chair
D369688, Oct 26 1994 STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN Chair
D369918, Apr 18 1995 Global Total Office Chair
D379408, Feb 15 1996 Global Total Office Chair
D386622, Aug 07 1996 Sligh Furniture Company Chair
D387917, Feb 29 1996 Global Total Office Chair
D388269, Jun 30 1995 Global Total Office Pair of chair arms
D393161, Jun 05 1996 STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN Chair arm
D396976, Apr 07 1997 STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN Chair
D402480, Jun 06 1997 CHROMCRAFT REVINGTON, INC Chair
D402481, Jun 24 1997 Allseating Corporation Chair
D403518, May 28 1997 CHROMCRAFT REVINGTON, INC Chair
D403519, Jun 06 1997 CHROMCRAFT REVINGTON, INC Chair
D403520, Jun 05 1997 CHROMCRAFT REVINGTON, INC Chair
D403521, Jun 05 1997 CHROMCRAFT REVINGTON, INC Chair
D405618, Dec 23 1996 Kimball International, Inc. Chair
D408162, May 28 1998 HNI TECHNOLOGIES INC Chair
D411063, Apr 02 1998 Global Total Office Chair
D411395, May 14 1998 GROUPE LACASSE LLC Chair
D416716, Apr 02 1998 Global Total Office Chair
D419006, Apr 02 1998 Global Total Office Surface treatment for a chair
D421861, Apr 02 1998 Global Total Office Chair
D461075, Sep 17 2001 National Upholstering Company Executive chair
D468122, Jun 12 2001 Kimball International, Inc. Office chair
D540572, Aug 21 2006 Seat
D544719, Aug 21 2006 Chair
D555377, Feb 24 2006 Steelcase Inc Seating unit
D645672, Mar 03 2009 Poltrona Frau S.p.A. Armchair
D646084, Mar 03 2009 POLTRONA FRAU S P A Armchair
D880884, Oct 31 2017 HOMY CASA LIMITED Swivel chair
RE46929, Aug 17 2004 DIRTT ENVIRONMENTAL SOLUTIONS, LTD Integrated reconfigurable wall system
RE47132, Aug 17 2004 DIRTT ENVIRONMENTAL SOLUTIONS, LTD Integrated reconfigurable wall system
RE47693, Aug 17 2004 DIRTT Environmental Solutions, Ltd. Integrated reconfigurable wall system
RE48722, Aug 17 2004 DIRTT ENVIRONMENTAL SOLUTIONS LTD. Integrated reconfigurable wall system
Patent Priority Assignee Title
182331,
233809,
D253205, Jan 14 1977 Chair
D260205, May 22 1978 Steelcase Inc. Armchair
D279154, May 27 1982 SUNLITE CASUAL FURNITURE, INC Combined seat and backrest unit
D291160, Apr 05 1984 Litton Business Systems, Inc. Chair
D305183, Oct 07 1986 KNOLL, INC Armchair
D318184, Jan 14 1986 STEELCASE DEVELOPMENT INC , A CORPORATION OF MICHIGAN Chair
D320507, Aug 15 1988 Steelcase Development Corporation Chair
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 24 1992TOLLESON, THOMAS H ALLSTEEL INC A CORPORATION OF ILASSIGNMENT OF ASSIGNORS INTEREST 0060770817 pdf
Mar 24 1992SAUL, GREGORY M ALLSTEEL INC A CORPORATION OF ILASSIGNMENT OF ASSIGNORS INTEREST 0060770817 pdf
Mar 26 1992Allsteel Inc.(assignment on the face of the patent)
May 11 2004HON TECHNOLOGY INC HNI TECHNOLOGIES INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 0159080393 pdf
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