Patent
   D569223
Priority
May 10 2007
Filed
May 10 2007
Issued
May 20 2008
Expiry
May 20 2022
Assg.orig
Entity
unknown
4
13
n/a
The ornamental design for a sash lock, as shown and described.

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 first side view thereof, the opposite side being a mirror image of the side shown;

FIG. 4 is a first end view thereof; and,

FIG. 5 is a second end view thereof.

The broken lines shown in the drawing disclosure are for illustrative purposes only and form no part of the claimed design.

Zhang, Zhukai

Patent Priority Assignee Title
D579316, Feb 18 2008 LIBERTY HARDWARE MFG CORP Sash lock
D597398, Aug 15 2008 Truth Hardware Corporation Window lock handle and cover
D818798, Dec 29 2016 Pella Corporation Window operator
D819425, Dec 29 2016 Pella Corporation Window operator
Patent Priority Assignee Title
6983963, Jan 29 2002 Newell Operating Company Forced entry resistance device for sash lock
7017957, Sep 24 2001 Newell Operating Company Sash lock for a sash window
20030155777,
20070046036,
D268643, Dec 29 1981 SPX CORPORATION A CORPORATION OF DE Combined check rail lock and keeper
D293548, Sep 16 1985 Newell Operating Company Sash lock
D295948, Jan 27 1986 CLOSURE SYSTEMS CORP , A CORP OF NEW YORK Window sash lock
D302651, Apr 13 1987 Truth Hardware Corporation Combined check rail lock and keeper
D418737, Dec 11 1998 Andersen Corporation Sash lock
D442058, Mar 31 2000 HUGHES SUPPLY COMPANY OF THOMASVILLE, INC Window lock
D527613, Apr 27 2005 Truth Hardware Corporation Lock housing
D539634, Mar 11 2005 YKK AP INC. Lock
D553947, Jul 26 2006 ASHLAND HARDWARE, LLC Integrated tilt/sash lock assembly
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Jul 05 2007ZHANG, ZHUKAILIBERTY HARDWARE MFG CORP ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0207950694 pdf
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