The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 24, 1985
Filed:
Feb. 01, 1984
Applicant:
Inventor:
David J Haas, Suffern, NY (US);
Assignee:
Temp Badge Security Systems, Inc., Suffern, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 40 ; 355-1 ; 355 77 ; 355133 ; 354 77 ; 354107 ; 3461 / ; 40-15 ; 40-16 ;
Abstract
A temporary security badge fabrication system is provided comprising a badge having at least one surface coated with an ambient light sensitive coating which when exposed to ambient light conditions for a specified predetermined period of time will change to a specified color. A means is also provided for printing information on the badge. An attachment means is provided which is mounted to the badge for attaching the badge to a wearer and permitting exposure of the badge to ambient light. Thus when the badge is attached to the wearer and exposed to ambient light for the specified period of time, the badge changes to the specified color.