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:
Jul. 01, 1980
Filed:
Jun. 23, 1977
Applicant:
Inventors:
William H Mowry, Jr, Ionia, NY (US);
Michael J McElligott, Rochester, NY (US);
Victor J Tkalenko, Jr, Rochester, NY (US);
Joseph Baran, Rochester, NY (US);
Curtis W Ingalls, Fairport, NY (US);
Assignee:
Burroughs Corporation, Detroit, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
B42D / ; B44F / ;
U.S. Cl.
CPC ...
283 / ; 283-6 ; 283 / ; 428915 ;
Abstract
Disclosed is a protected document such as a negotiable instrument, a title instrument, identification document or other documents which should be kept secure from illegal copying by color copiers. The method of making the document comprising preprinting a 'VOID' or other warning or cancellation phrase pattern in half tone or multitone on the document and camouflaging this pattern is also disclosed. The document bears a watermark which adds to the security of the system.