Door stop
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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