Impeller
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Description
The broken lines in FIGS. 1 and 3-7 are included for the purpose of illustrating components of the impeller that form no part of the claimed design.
Claims
The ornamental design for impeller, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
2767906 | October 1956 | Doyle |
D268112 | March 1, 1983 | Sugiura |
D443281 | June 5, 2001 | Sodergard |
D486158 | February 3, 2004 | Lei et al. |
D514126 | January 31, 2006 | Tansley et al. |
D554150 | October 30, 2007 | Fausett et al. |
D577807 | September 30, 2008 | Kenyon et al. |
D586826 | February 17, 2009 | Cantrill et al. |
- Production drawing of a Vacator Fan Assembly, 1 page (Publicly known at least as early as Feb. 10, 2009).
- Photographs of a VacCon Impeller, 4 pages (Publicly known at least as early as Feb. 10, 2009).
Patent History
Patent number: D616468
Type: Grant
Filed: Feb 10, 2009
Date of Patent: May 25, 2010
Assignee: Federal Signal Corporation (Oak Brook, IL)
Inventor: Bernie Jon Bossom (Streator, IL)
Primary Examiner: Ralf Seifert
Attorney: Merchant & Gould P.C.
Application Number: 29/332,177
Type: Grant
Filed: Feb 10, 2009
Date of Patent: May 25, 2010
Assignee: Federal Signal Corporation (Oak Brook, IL)
Inventor: Bernie Jon Bossom (Streator, IL)
Primary Examiner: Ralf Seifert
Attorney: Merchant & Gould P.C.
Application Number: 29/332,177
Classifications
Current U.S. Class:
Pump Or Compressor (D15/7)