U.S. patent number D555,777 [Application Number D/248,670] was granted by the patent office on 2007-11-20 for filter cartridge inlet grill pattern. This patent grant is currently assigned to 3M Innovative Properties Company. Invention is credited to Jason L. Aveldson, Jeffrey A. Eyberg, Thomas W. Holmquist-Brown.
United States Patent | D555,777 |
Aveldson , et al. | November 20, 2007 |
Inventors: | Aveldson; Jason L. (Prior Lake, MN), Holmquist-Brown; Thomas W. (St. Paul, MN), Eyberg; Jeffrey A. (Oakdale, MN) |
---|---|
Assignee: | 3M Innovative Properties
Company (St. Paul, MN) |
Appl. No.: | D/248,670 |
Filed: | August 28, 2006 |
Current U.S. Class: | D23/365 |
Current International Class: | 2304 |
Field of Search: | ;D23/365,363,358,285,354,341,393,386-388,381,382,390,412,261,260,253 ;D29/105-108,111 ;55/502,506,508,501,DIG.33,DIG.35 ;D25/106,114,117,152 ;D12/204-213,604,607 ;D24/110.1,110.2,110.3 |
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