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Patent
D578865
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Priority
May 10 2007
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Filed
May 10 2007
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Issued
Oct 21 2008
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Expiry
Oct 21 2022
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Assg.orig
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Entity
unknown
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1
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12
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n/a
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The ornamental design for a sash lock, as shown and described.
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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 |
| 2997323, |
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| 3811718, |
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| 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, |
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| 185254, |
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| 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 |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a