Lock
Description
Claims
The ornamental design for a lock, as shown and described.
Referenced Cited
U.S. Patent Documents
| 3591219 | July 1971 | Graziosi |
| 3955842 | May 11, 1976 | Edwards |
| D295606 | May 10, 1988 | Ault |
| D354428 | January 17, 1995 | Magnusson |
| D371503 | July 9, 1996 | Nakano |
| D452810 | January 8, 2002 | Anderson |
| D454478 | March 19, 2002 | Willems |
| D457801 | May 28, 2002 | Zamberg |
| D461112 | August 6, 2002 | Henley |
| D495235 | August 31, 2004 | Burrows |
| 7296448 | November 20, 2007 | Shaw |
| D601403 | October 6, 2009 | Cosby et al. |
Patent History
Patent number: D637887
Type: Grant
Filed: Mar 9, 2010
Date of Patent: May 17, 2011
Inventors: Mark F. Beres (Oconomowoc, WI), Michael M. Potempa (Freeport, IL), Brian S. Potempa (Freeport, IL)
Primary Examiner: Prabhakar Deshmukh
Attorney: James Wood
Application Number: 29/357,227
Type: Grant
Filed: Mar 9, 2010
Date of Patent: May 17, 2011
Inventors: Mark F. Beres (Oconomowoc, WI), Michael M. Potempa (Freeport, IL), Brian S. Potempa (Freeport, IL)
Primary Examiner: Prabhakar Deshmukh
Attorney: James Wood
Application Number: 29/357,227
Classifications
Current U.S. Class:
D8/331;
D8/339