Backflow prevention sink
DeGarmo June 5, 2
U.S. patent number D544,073 [Application Number D/244,839] was granted by the patent office on 2007-06-05 for backflow prevention sink. This patent grant is currently assigned to DeGarmo Plumbing, Inc.. Invention is credited to Craig DeGarmo.
| United States Patent | D544,073 |
| DeGarmo | June 5, 2007 |
Backflow prevention sink
Claims
CLAIM The ornamental design for a backflow prevention sink, as shown and described.
| Inventors: | DeGarmo; Craig (Jamesville, WI) |
|---|---|
| Assignee: | DeGarmo Plumbing, Inc.
(Janesville, WI) |
| Appl. No.: | D/244,839 |
| Filed: | December 14, 2005 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 11009347 | Dec 10, 2004 | ||||
| 10408977 | Apr 8, 2003 | ||||
| Current U.S. Class: | D23/284 |
| Current International Class: | 2302 |
| Field of Search: | ;D23/270-271,273,284-287,291,293.1,303,308 ;4/619,624-625,630,661,DIG.15 ;D21/524 |
References Cited [Referenced By]
U.S. Patent Documents
| D243182 | January 1977 | Seymour et al. |
| D255923 | July 1980 | Rosenkranz |
| 4440185 | April 1984 | Wiltse |
| D285522 | September 1986 | Basini |
| 4856559 | August 1989 | Lipshultz et al. |
| 4991655 | February 1991 | McHugh |
| 5217038 | June 1993 | Pinder |
| 5392803 | February 1995 | Bruce |
| 5649681 | July 1997 | Faye |
| D382332 | August 1997 | Schwartz |
| 5876000 | March 1999 | Ismert |
| 6021805 | February 2000 | Horne et al. |
| 6397878 | June 2002 | Nolan |
| 2003/0188779 | October 2003 | DeGarmo |
| 2005/0098212 | May 2005 | DeGarmo |
Other References
|
Picture illustrating general subject matter of a unit installed more than one year prior to the filing date of this application (Apr. 9, 2002). cited by other. |
Primary Examiner: Delehanty; Robert A.
Attorney, Agent or Firm: Peterson; Jeffrey D. Michael Best & Friedrich LLP
Description
FIG. 1 is a front perspective view of the backflow prevention sink.
FIG. 2 is a front view of the backflow prevention sink.
FIG. 3 is a bottom view of the backflow prevention sink; and,
FIG. 4 is a side view of the backflow prevention sink.
The present application is directed to the design illustrated in the drawings. The broken line portions of the disclosure are for illustrative purposes only and form no part of the claimed design.
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