Patent
   D554471
Priority
Jul 28 2006
Filed
Jul 28 2006
Issued
Nov 06 2007
Expiry
Nov 06 2021
Assg.orig
Entity
unknown
3
7
n/a
The ornamental design for a combination lock with backup key, as shown and described.

FIG. 1 is a front perspective view of the combination lock with backup key showing my new design;

FIG. 2 is a front perspective view of the combination lock with backup key of FIG. 1;

FIG. 3 is a front view of the combination lock with backup key of FIG. 1;

FIG. 4 is a left side view of the combination lock with backup key of FIG. 1;

FIG. 5 is a top plan view of the combination lock with backup key of FIG. 1;

FIG. 6 is a right side view of the combination lock with backup key of FIG. 1;

FIG. 7 is a rear view of the combination lock with backup key of FIG. 1; and,

FIG. 8 is a bottom plan view of the combination lock with backup key of FIG. 1.

The broken line showing is included for the purpose of illustrating and forms no part of the claimed design.

Ho, Yat Hung

Patent Priority Assignee Title
D761636, Apr 21 2015 DG International Holdings Limited Padlock
D765489, Apr 21 2015 DG International Holdings Limited Padlock
D972914, Nov 27 2020 Combination padlock
Patent Priority Assignee Title
D372187, Jun 05 1995 Combination padlock
D406522, Jan 29 1998 Combination pad lock
D429620, Mar 09 1999 Alloy Metal Manufactory Ltd. Lock
D437204, May 01 2000 Master Lock Company LLC Lock construction
D461699, Jul 12 2000 Abloy Oy Padlock
D495581, Nov 13 2003 Alloy Metal Manufactory Ltd. Combined lock with storage device
D535548, Oct 06 2005 Combination pad lock
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Jul 19 2006HO, YAT HUNGALLOY METAL MANUFACTORY LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0181400470 pdf
Jul 28 2006Alloy Metal Manufactory Ltd.(assignment on the face of the patent)
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