Door sign for indicating occupancy

- PharmaDesign, Inc.
Description

FIG. 1 is a front view of a door sign for indicating occupancy showing the new design;

FIG. 2 is a top or bottom view thereof;

FIG. 3 is a left or right side view thereof;

FIG. 4 is a top, front and right side perspective view thereof; and,

FIG. 5 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D292245 October 13, 1987 McCormick
D318692 July 30, 1991 Hofman
3740882 June 1973 Lanphere et al.
4628624 December 16, 1986 Gunn
Patent History
Patent number: D355679
Type: Grant
Filed: Jan 11, 1993
Date of Patent: Feb 21, 1995
Assignee: PharmaDesign, Inc. (Warren, NJ)
Inventor: Richard Costa (Piscataway, NJ)
Primary Examiner: James M. Gandy
Assistant Examiner: Marcus Jackson
Law Firm: Bryan, Levitin & Bab
Application Number: 0/3,590
Classifications