Sash lock

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a sash lock showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a left side view thereof.

Claims

The ornamental design for a sash lock, as shown and described.

Referenced Cited
U.S. Patent Documents
6983063 January 3, 2006 Novak et al.
D536950 February 20, 2007 Liang et al.
D546166 July 10, 2007 Liang
D560112 January 22, 2008 Baczuk et al.
D562109 February 19, 2008 Liang
D569222 May 20, 2008 Lee
D569223 May 20, 2008 Zhang
20030155777 August 21, 2003 Eslick et al.
20060087130 April 27, 2006 Liang
20070085350 April 19, 2007 Liang et al.
20070200363 August 30, 2007 Eenigenburg et al.
Patent History
Patent number: D579316
Type: Grant
Filed: Feb 18, 2008
Date of Patent: Oct 28, 2008
Assignee: Liberty Hardware Mfg. Corp. (Winston-Salem, NC)
Inventor: Chia Ying Lee (Chicago, IL)
Primary Examiner: Prabhakar Deshmukh
Attorney: Edgar A. Zarins
Application Number: 29/303,784
Classifications
Current U.S. Class: D8/331; D8/337