U.S. patent number D648,822 [Application Number D/376,119] was granted by the patent office on 2011-11-15 for fuel filter. This patent grant is currently assigned to Advanced Filtration Systems Inc., Caterpillar Inc., Donaldson Company Inc.. Invention is credited to Dennis M. Deedrich, Richard J. Eisenmenger, John R. Hacker, David B. Harder, Randall W. Heibenthal, Christopher J. Salvador.
United States Patent | D648,822 |
Salvador , et al. | November 15, 2011 |
Inventors: | Salvador; Christopher J. (Peoria, IL), Heibenthal; Randall W. (Mahomet, IL), Deedrich; Dennis M. (Champaign, IL), Harder; David B. (Burnsville, MN), Hacker; John R. (Minneapolis, MN), Eisenmenger; Richard J. (Philo, IL) |
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Assignee: | Caterpillar Inc. (Peoria,
IL) Advanced Filtration Systems Inc. (Champaign, IL) Donaldson Company Inc. (Bloomington, MN) |
Appl. No.: | D/376,119 |
Filed: | October 1, 2010 |
Current U.S. Class: | D23/209 |
Current International Class: | 2301 |
Field of Search: | ;D23/207,209,365 ;210/499,497.1,497.01,493.1,493.5,238,444 |
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