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