Grill pattern on air filter inlet
Wolf , et al. April 30, 2
U.S. patent number D456,505 [Application Number D/127,308] was granted by the patent office on 2002-04-30 for grill pattern on air filter inlet. This patent grant is currently assigned to 3M Innovative Properties Company. Invention is credited to David M. Castiglione, Benjamin J. Cullen, Paul K. Johnson, Brian S. McGinley, Raymond Odell, Jon R. Wolf.
| United States Patent | D456,505 |
| Wolf , et al. | April 30, 2002 |
Grill pattern on air filter inlet
Claims
The ornamental design for a grill pattern on an air filter inlet, as shown and described.
| Inventors: | Wolf; Jon R. (Woodbury, MN), Johnson; Paul K. (St. Paul, MN), McGinley; Brian S. (Woodbury, MN), Castiglione; David M. (Hudson, WI), Cullen; Benjamin J. (London, GB), Odell; Raymond (Brookmans Park, GB) |
|---|---|
| Assignee: | 3M Innovative Properties
Company (St. Paul, MN) |
| Appl. No.: | D/127,308 |
| Filed: | August 3, 2000 |
| Current U.S. Class: | D24/110.1; D24/110.2; D24/110.3 |
| Current International Class: | 2902 |
| Field of Search: | ;D24/110.1,110.2,110,110.3,164,162 ;D23/390,382,365 ;D25/53,36 ;55/DIG.33 ;128/206.15,206.16,206.17,206.28,206.21,206.12,205.24,205.25,205.27,205.29 |
References Cited [Referenced By]
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| 5906203 | May 1999 | Klockseth et al. |
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| WO 83/00632 | Mar 1983 | WO | |||
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Other References
|
Lab Safety Supply "MSA Ultra Elite" Full face respirator p. 296 @1999.* . Domestic Preparedness--Powered Air Protection for First Responders C420 Mil-Spec PAPR; SCOTT a Scott Technologies Company (dated Sep. 1999) (a four page brochure).. |
Primary Examiner: Simmons; Ian
Attorney, Agent or Firm: Hakamaki; Michaele A.
Description
FIG. 1 is a perspective view of a grill pattern on an air filter inlet showing our new design.
FIG. 2 is a front view thereof.
FIG. 3 is a rear view thereof; and,
FIG. 4 is a side view thereof, all other side views being the same.
The broken line showing forms no part of the claimed design.
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