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:
May. 02, 2000
Filed:
May. 15, 1998
Applicant:
Inventor:
Mark J Appelberg, Trumbull, CT (US);
Assignee:
E-Lite Technologies, Inc., Trumbull, CT (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V / ; G09F / ;
U.S. Cl.
CPC ...
362493 ; 362 84 ; 40592 ;
Abstract
An illuminated teardrop shaped sign mounted on the roof of a taxicab carries at least one transparency backlighted by an electroluminescent panel. Two separately backlighted transparencies may be employed, one for displaying an advertising message and the other carrying an emergency message to enable the cab driver to alert police if a criminal act is taking place in the cab.