Door stop
Description
The broken lines shown in the drawings illustrate portions of the design and environmental structure, and form no part of the claimed design.
Claims
The ornamental design for a door stop, as shown and described.
Referenced Cited
U.S. Patent Documents
| 5575514 | November 19, 1996 | Troy |
| D385735 | November 4, 1997 | Hundley et al. |
| D473412 | April 22, 2003 | Chou |
| D501346 | February 1, 2005 | Gilbert |
| 20040045128 | March 11, 2004 | Frushour |
Patent History
Patent number: D570678
Type: Grant
Filed: May 10, 2007
Date of Patent: Jun 10, 2008
Assignee: Liberty Hardware Mfg. Corp. (Winston-Salem, NC)
Inventor: Zhukai Zhang (Chicago, IL)
Primary Examiner: Cathron Brooks
Assistant Examiner: Barbara Fox
Attorney: Edgar A. Zarins
Application Number: 29/286,535
Type: Grant
Filed: May 10, 2007
Date of Patent: Jun 10, 2008
Assignee: Liberty Hardware Mfg. Corp. (Winston-Salem, NC)
Inventor: Zhukai Zhang (Chicago, IL)
Primary Examiner: Cathron Brooks
Assistant Examiner: Barbara Fox
Attorney: Edgar A. Zarins
Application Number: 29/286,535
Classifications
Current U.S. Class:
D8/402