Air Filter
Shelton , et al. November 24, 1
U.S. patent number D401,684 [Application Number D/079,284] was granted by the patent office on 1998-11-24 for air filter. This patent grant is currently assigned to K&N Engineering, Inc.. Invention is credited to Duncan Bickerton, Nathan E. Shelton.
| United States Patent | D401,684 |
| Shelton , et al. | November 24, 1998 |
Air Filter
Claims
The ornamental design for an air filter, as shown and described.
| Inventors: | Shelton; Nathan E. (Riverside, CA), Bickerton; Duncan (Warrington, GB2) |
|---|---|
| Assignee: | K&N Engineering, Inc.
(Riverside, CA) |
| Appl. No.: | D/079,284 |
| Filed: | November 12, 1997 |
| Current U.S. Class: | D23/365 |
| Current International Class: | 2304 |
| Field of Search: | ;D23/365,364 ;55/498,521 ;210/493.1,493.2,497.3,489,490 |
References Cited [Referenced By]
U.S. Patent Documents
| D381741 | July 1997 | Johnson |
| 2957235 | October 1960 | Steinberg |
| 3458050 | July 1969 | Cooper |
| 3546853 | December 1970 | Claar |
| 4560477 | December 1985 | Moldow |
| 5106397 | April 1992 | Jaroszczyk et al. |
| 5597479 | January 1997 | Johnson |
Attorney, Agent or Firm: Wagner, Middlebrook & Kimbell
Description
FIG. 1 is a top perspective view of an air filter showing our new design;
FIG. 2 is a perspective view from the bottom;
FIG. 3 is a side elevational view, the other sides being identical to that shown;
FIG. 4 is an enlarged fragmentary cross-sectional view taken along line 4--4 of FIG. 3; and,
FIG. 5 is an enlarged fragmentary cross-sectional view taken along line 5--5 of FIG. 1.
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