Patent
   D437768
Priority
Aug 13 1999
Filed
Aug 13 1999
Issued
Feb 20 2001
Expiry
Feb 20 2015
Assg.orig
Entity
unknown
10
8
n/a
The ornamental design for a lock, as shown and described.

FIG. 1 is a front perspective view of the lock showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left end view thereof;

FIG. 5 is a right end view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The portions showing phantom lines are not part of the claimed invention, but are included to show environment.

Grosz, John W, Gilbertson, Mark A

Patent Priority Assignee Title
10890015, Sep 21 2018 KNOX ASSOCIATES, INC DBA KNOX COMPANY Electronic lock state detection systems and methods
11598121, Sep 21 2018 KNOX Associates, Inc. Electronic lock state detection systems and methods
D458530, Aug 13 1999 Master Lock Company LLC Lock
D470390, Feb 26 2002 Combination lock
D518357, Nov 12 2004 Master Lock Company LLC Lock
D646552, Jun 25 2010 Master Lock Company LLC Lock
D660130, Jun 07 2011 Master Lock Company LLC Lock
D664024, Jun 06 2011 Master Lock Company LLC Lock dial
D671389, Jun 07 2011 Master Lock Company LLC Lock
ER351,
Patent Priority Assignee Title
1777424,
1924987,
2957355,
3256723,
3808848,
613065,
144682,
D423906, Jan 22 1999 Master Lock Company LLC Padlock
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 13 1999Master Lock Company(assignment on the face of the patent)
Sep 14 1999GROSZ, JOHN W Master Lock CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0102610221 pdf
Sep 14 1999GILBERTSON, MARK A Master Lock CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0102610221 pdf
Aug 15 2005Master Lock CompanyMaster Lock Company LLCCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0184200873 pdf
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