Door lock

- Schlage Lock Company
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Description

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

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a top plan view thereof.

The broken lines are included for the purpose of illustrating environment and form no part of the claimed design.

Claims

We claim the ornamental design for a door lock, as shown and described.

Referenced Cited
U.S. Patent Documents
5475996 December 19, 1995 Chen
D552967 October 16, 2007 Roberts et al.
D570188 June 3, 2008 Luo
D576016 September 2, 2008 Min
D581246 November 25, 2008 Conway
D593399 June 2, 2009 Douglas et al.
D595109 June 30, 2009 Doucet et al.
7540177 June 2, 2009 Luo
D607303 January 5, 2010 Kim et al.
D639135 June 7, 2011 Doucet et al.
Other references
  • Ingersoll Rand Security Technologies, Schlage AD Series Products, accessed Feb. 2, 2010.
  • Ingersoll Rand Security Technologies, Schlage AD-200 Offline Electronic Lock, accessed Feb. 2, 2010.
  • Ingersoll Rand Security Technologies, Schlage AD-250 Offline Electronic Lock, accessed Feb. 2, 2010.
  • Ingersoll Rand Security Technologies, Schlage AD-300 Hardwired Electronic Lock, accessed Feb. 2, 2010.
  • Ingersoll Rand Security Technologies, Schlage AD-400 Wireless Electronic Lock, accessed Feb. 2, 2010.
  • Ingersoll Rand Security Technologies AD-Series Product Tour Brochure, dated Feb. 2, 2010.
  • Ingersoll Rand Security Technologies AD-200 Offline Electronic Lock Brochure, dated Sep. 1, 2009.
  • Ingersoll Rand Security Technologies AD-250 Offline Electronic Lock Brochure, dated Sep. 1, 2009.
  • Ingersoll Rand Security Technologies AD-300 Hardwired Electronic Lock Brochure, dated Sep. 1, 2009.
  • Ingersoll Rand Security Technologies AD-400 Wireless Electronic Lock Brochure, dated Sep. 1, 2009.
Patent History
Patent number: D660129
Type: Grant
Filed: Aug 12, 2010
Date of Patent: May 22, 2012
Assignee: Schlage Lock Company (Carmel, IN)
Inventors: Daniel Genord (South Lyon, MI), Curtis J. Bailey (Birmingham, MI), James M. Stenz (Fenton, MI), Joshua Rigg (Clarkson, MI), David J. Wilson (Kimball, MI)
Primary Examiner: Prabhakar Deshmukh
Attorney: Michael, Best & Friedrich LLP
Application Number: 29/367,709
Classifications
Current U.S. Class: D8/330