Patent
   D673398
Priority
Feb 17 2011
Filed
Aug 16 2011
Issued
Jan 01 2013
Expiry
Jan 01 2027
Assg.orig
Entity
unknown
8
4
n/a
The ornamental design for a back for swivel chair, as shown and described.

FIG. 1 is a rear elevational view of a back for swivel chair showing my new design.

FIG. 2 is a top plan view thereof.

FIG. 3 is a right side elevational view thereof.

FIG. 4 is a left side elevational view thereof.

FIG. 5 is a front elevational view thereof.

FIG. 6 is a perspective view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings depict environmental structures and form no part of the claimed design.

Opsvik, Peter

Patent Priority Assignee Title
11337526, Apr 19 2018 Cramer LLC Chair having pliable backrest and methods for same
11779121, Apr 19 2018 Cramer LLC Chair having pliable backrest and methods for same
D726468, Jun 12 2014 Steelcase Inc. Chair
D731801, Jun 12 2014 Steelcase Inc. Chair
D731802, Jun 12 2014 Steelcase Inc. Chair
D763588, Apr 30 2015 ImportLA, LLC Chair
D770789, Apr 30 2015 ImportLA, LLC Chair
D781606, Jan 12 2016 Chair
Patent Priority Assignee Title
4607882, May 08 1984 Chair with saddle shaped seat and members externally transversely therefrom
D289708, May 08 1984 Adjustable chair
D293049, May 08 1984 Chair
D420841, Sep 02 1998 Spinal support
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 16 2011Scandinavian Business Seating AS(assignment on the face of the patent)
Oct 05 2011OPSVIK, PETERScandinavian Business Seating ASASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0271200165 pdf
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