Back for swivel chair
Opsvik January 1, 2
U.S. patent number D673,398 [Application Number D/399,622] was granted by the patent office on 2013-01-01 for back for swivel chair. This patent grant is currently assigned to Scandinavian Business Seating AS. Invention is credited to Peter Opsvik.
| United States Patent | D673,398 |
| Opsvik | January 1, 2013 |
| **Please see images for: ( Certificate of Correction ) ** |
Back for swivel chair
Claims
CLAIM The ornamental design for a back for swivel chair, as shown and described.
| Inventors: | Opsvik; Peter (Oslo, NO) |
|---|---|
| Assignee: | Scandinavian Business Seating
AS (Oslo, NO) |
| Appl. No.: | D/399,622 |
| Filed: | August 16, 2011 |
Foreign Application Priority Data
| Feb 17, 2011 [NO] | 20110130 | |||
| Current U.S. Class: | D6/716.4 |
| Current International Class: | 0601 |
| Field of Search: | ;D6/334-336,349,354,355,360,364,366,367,374,500,501,502 ;297/156,195.1,195.11,219.11,311,452.21,452.23 ;482/57 ;D21/663,664 |
References Cited [Referenced By]
U.S. Patent Documents
| 4607882 | August 1986 | Opsvik |
| D289708 | May 1987 | Rykken |
| D293049 | December 1987 | Opsvik |
| D420841 | February 2000 | Keilhauer |
Attorney, Agent or Firm: Knobble, Olson, Martens & Bear, LLP
Description
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.
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