Door lock with security key code

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Description

FIG. 1 is a front view of a door lock with security key code showing the present new design;

FIG. 2 is a back view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front perspective view thereof; and,

FIG. 8 is a back perspective view thereof.

Claims

The ornamental design for a door lock with security key code, as shown and described.

Referenced Cited
U.S. Patent Documents
4979383 December 25, 1990 Tully
5475996 December 19, 1995 Chen
D365976 January 9, 1996 Chiu
D429139 August 8, 2000 Ahn
6145353 November 14, 2000 Doucet
6286347 September 11, 2001 Frolov
D470033 February 11, 2003 Fleury et al.
6733050 May 11, 2004 Yao
D501388 February 1, 2005 Carpintero
6935149 August 30, 2005 Peng et al.
D527608 September 5, 2006 Antkowiak et al.
D533763 December 19, 2006 Wright et al.
Patent History
Patent number: D545662
Type: Grant
Filed: May 30, 2006
Date of Patent: Jul 3, 2007
Inventor: Xianhao Lu (Guangzhou)
Primary Examiner: Paula A. Greene
Attorney: Global IP Services
Application Number: 29/247,090
Classifications
Current U.S. Class: D8/302; D8/308; D8/330