Patent
   D578865
Priority
May 10 2007
Filed
May 10 2007
Issued
Oct 21 2008
Expiry
Oct 21 2022
Assg.orig
Entity
unknown
1
12
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 first side view thereof;

FIG. 3 is a second side view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a first end view thereof; and,

FIG. 6 is a second end view thereof.

The broken lines showing are for illustrative purposes and form no part of the claimed design.

Zhang, Zhukai

Patent Priority Assignee Title
D597398, Aug 15 2008 Truth Hardware Corporation Window lock handle and cover
Patent Priority Assignee Title
2997323,
3811718,
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,
185254,
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
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 10 2007Liberty Hardware Mfg. Corp.(assignment on the face of the patent)
Jul 01 2008ZHANG, ZHUKAILIBERTY HARDWARE MFG CORP ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0215140414 pdf
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