Exit alarm lock

- Von Duprin, Inc.
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Description

FIG. 1 is a perspective view of an exit alarm lock showing our new design;

FIG. 2 is a front view of a design of exit alarm lock according to the present invention, the rear being unornamented;

FIG. 3 is a bottom view of a design of exit alarm lock according to the present invention;

FIG. 4 is a top view of a design of exit alarm lock according to the present invention;

FIG. 5 is a left side view of a design of exit alarm lock according to the present invention; and,

FIG. 6 is a right side view of a design of exit alarm lock according to the present invention.

The broken line disclosure is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D328440 August 4, 1992 Harper
D330866 November 10, 1992 Fuller
D373545 September 10, 1996 Armanno, Sr.
Patent History
Patent number: D425810
Type: Grant
Filed: May 13, 1999
Date of Patent: May 30, 2000
Assignee: Von Duprin, Inc. (Indianapolis, IN)
Inventors: Gene K. Siller (Indianapolis, IN), Daniel N. Nigro, Jr. (Ocean Springs, MS)
Primary Examiner: Marcus A. Jackson
Attorney: Michael H. Minns
Application Number: 0/104,882
Classifications
Current U.S. Class: D10/106
International Classification: 1005;