U.S. patent number D460,169 [Application Number D/143,032] was granted by the patent office on 2002-07-09 for filter element having an inlet grid. This patent grant is currently assigned to Donaldson Company Inc.. Invention is credited to Ross Norman Anderson, Wayne R. W. Bishop, Steven Scott Gieseke, Thomas John Lundgren.
United States Patent | D460,169 |
Anderson , et al. | July 9, 2002 |
Inventors: | Anderson; Ross Norman (Chanhassen, MN), Bishop; Wayne R. W. (St. Louis Park, MN), Gieseke; Steven Scott (Richfield, MN), Lundgren; Thomas John (Bloomington, MN) |
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Assignee: | Donaldson Company Inc.
(Minneapolis, MN) |
Appl. No.: | D/143,032 |
Filed: | June 6, 2001 |
Current U.S. Class: | D23/365 |
Current International Class: | 2304 |
Field of Search: | ;D23/365 ;55/385.3,498,502 |
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