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Patent
D253677
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Priority
Sep 09 1977
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Filed
Sep 09 1977
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Issued
Dec 18 1979
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Expiry
Dec 18 1993
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Assg.orig
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Entity
unknown
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10
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4
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n/a
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The ornamental design for a swivel chair, substantially as shown.
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FIG. 1 is a perspective front elevational view of a swivel chair showing
the new design;
FIG. 2 is a perspective side elevational view of the swivel chair as seen
from the right-hand side of FIG. 1;
FIG. 3 is a perspective plan view of the swivel chair; and
FIG. 4 is a perspective rear elevational view of the swivel chair.
Lubke, Karl
Patent |
Priority |
Assignee |
Title |
D259756, |
Nov 09 1978 |
Collier-Keyworth Company |
Furniture base |
D275341, |
Jun 21 1982 |
DUNBAR FURNITURE, INC |
Chair or similar article |
D473081, |
Nov 14 2000 |
TOYO-KOUGEI INC |
Chair |
D475210, |
Aug 29 2002 |
Zhejiang Himax Furniture Industry Corp. Ltd. |
Chair |
D555924, |
Oct 20 2005 |
Okamura Corporation |
Chair |
D575542, |
Oct 20 2005 |
Okamura Corporation |
Chair |
D587915, |
Oct 20 2005 |
Okamura Corporation |
Chair |
D648553, |
May 03 2010 |
Steelcase Inc |
Chair |
D648946, |
May 03 2010 |
Steelcase Inc |
Chair |
D654712, |
May 03 2010 |
Steelcase Inc |
Chair |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Sep 09 1977 | | Lubke KG | (assignment on the face of the patent) | | / |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a