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:
Aug. 11, 1992
Filed:
Dec. 10, 1990
Applicant:
Inventors:
Stanford B Silverschotz, Livingston, NJ (US);
George P Hipko, Milltown, NJ (US);
Michael Dennis, Doylestown, PA (US);
Assignee:
Webcraft Technologies, Inc., North Brunswick, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B42D / ;
U.S. Cl.
CPC ...
283100 ; 53411 ; 531314 ; 53493 ; 235375 ; 253 56 ; 253 57 ; 253 58 ;
Abstract
A method of simultaneously encoding successive groups of printed paper sheets or mass distributable material wherein the sheets are provided with unperceptable and virtually invisible common code pattern by laser means which is supplied with a distinct series of coded pulse signals in synchronism with control pulses to produce a different optically-scannable coded hole pattern on each group of printed sheets.