U.S. patent number D629,431 [Application Number D/334,244] was granted by the patent office on 2010-12-21 for extraction head for removing ceramic foam filters. This patent grant is currently assigned to Pyrotek Engineering Materials Limited. Invention is credited to Mark Vincent.
United States Patent | D629,431 |
Vincent | December 21, 2010 |
Inventors: | Vincent; Mark (Leighton Buzzard, GB) |
---|---|
Assignee: | Pyrotek Engineering Materials
Limited (Milton Keynes, GB) |
Appl. No.: | D/334,244 |
Filed: | March 23, 2009 |
Oct 6, 2008 [EM] | 001015168 | |||
Current U.S. Class: | D15/139 |
Current International Class: | 1509 |
Field of Search: | ;D8/70 ;D15/21,138,139,140 ;83/845 ;403/331,381 ;407/9,33,34,42,54,63,110,113,114,115 ;408/210-214,219,224,226-230,240 |
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