Patio door lock

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Description

FIG. 1 is a front perspective view of the patio door lock in an unlocked position;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a back elevational view thereof; and,

FIG. 8 is a front perspective view of the patio door lock in a locked position.

Referenced Cited
U.S. Patent Documents
D262939 February 9, 1982 Shook et al.
3821884 July 1974 Walsh
4295676 October 20, 1981 Smith
4362328 December 7, 1982 Tacheny et al.
4379576 April 12, 1983 Blough et al.
5228733 July 20, 1993 Winters
Patent History
Patent number: D419052
Type: Grant
Filed: Jul 7, 1998
Date of Patent: Jan 18, 2000
Assignee: Dudley, Inc. (Hemmingford)
Inventors: Louis Laporte (St-Bruno), Jean Blouin (Montreal)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Jennifer Rivard
Law Firm: St. Onge Steward Johnston & Reens LLC
Application Number: 0/90,348
Classifications
Current U.S. Class: D/8336
International Classification: 0807;