Electronic door message system

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of the electronic door message system of the present invention;

FIG. 2 is a rear elevational view of the electronic door message system of FIG. 1;

FIG. 3 is a left side elevational view of the electronic door message system of FIG. 1;

FIG. 4 is a right side elevational view of the electronic door message system of FIG. 1;

FIG. 5 is a top plan view of the electronic door message system of FIG. 1; and,

FIG. 6 is a bottom plan view of the electronic door message system of FIG. 1.

Claims

The ornamental design for a electronic door message system, as shown and described.

Referenced Cited
U.S. Patent Documents
D339130 September 7, 1993 Johnson
D345040 March 8, 1994 Hollins
D391510 March 3, 1998 Leo et al.
D415444 October 19, 1999 Money et al.
D426537 June 13, 2000 Swinney
4868540 September 19, 1989 Housley
5148468 September 15, 1992 Marrick et al.
5210520 May 11, 1993 Housley
5570083 October 29, 1996 Johnson
5774039 June 30, 1998 Housley
5973591 October 26, 1999 Schwartz et al.
Patent History
Patent number: D440548
Type: Grant
Filed: Feb 18, 2000
Date of Patent: Apr 17, 2001
Inventors: Nigel Kersh (West Hampstead, London NW6 2PU), Bhikhu A Unvala (London W8 7EF)
Primary Examiner: Nanda Bondade
Application Number: 29/118,917
Classifications
Current U.S. Class: Intercom (7) (D14/159)
International Classification: 1403;