U.S. patent number D557,429 [Application Number D/264,697] was granted by the patent office on 2007-12-11 for wall extrusion. This patent grant is currently assigned to Environmental Air Systems, Inc.. Invention is credited to William N. Bullock, Jr..
United States Patent | D557,429 |
Bullock, Jr. | December 11, 2007 |
Inventors: | Bullock, Jr.; William N. (Greensboro, NC) |
---|---|
Assignee: | Environmental Air Systems, Inc.
(High Point, NC) |
Appl. No.: | D/264,697 |
Filed: | August 16, 2006 |
Current U.S. Class: | D25/119 |
Current International Class: | 2501 |
Field of Search: | ;D25/119,136,164 ;52/716.1,243,716.8,718.01,718.04,717.06,718.05,718.06,318,290,579,287.1,311.1,241,311.2,311.3,314,236.9,481.1 |
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6588155 | July 2003 | Theune et al. |
6668500 | December 2003 | Lamberts |
D489830 | May 2004 | Barnett |
D511013 | October 2005 | Bullock, Jr. et al. |
D511217 | November 2005 | Bullock, Jr. et al. |
US. Appl. No. 29/264,696, filed Aug. 16, 2006, Bullock. cited by other . U.S. Appl. No. 29/264,698, filed Aug. 16, 2006, Hansen. cited by other. |
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