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:
Nov. 07, 2000
Filed:
Apr. 26, 1999
Applicant:
Inventor:
Joseph Carl Borowski, Jr, San Antonio, TX (US);
Assignee:
Oberthor Gaming Technologies, Inc., Montreal, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B42D / ;
U.S. Cl.
CPC ...
283111 ; 283 95 ; 283903 ;
Abstract
The present invention is directed to a scratch-off type lottery ticket in which a layer comprised of a non-conductive ink region and a conductive ink region are printed below an opaque scratch-off layer. The conductive ink region is detectable through the opaque layer by conventional lottery ticket authentication/validation machines.