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:
Mar. 27, 1979
Filed:
Nov. 14, 1977
Applicant:
Inventor:
Charles K Beck, Mentor, OH (US);
Assignee:
Addressograph-Multigraph Corporation, Los Angeles, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428141 ; 40-22 ; 360-2 ; 360135 ; 427131 ; 427250 ; 428461 ; 428900 ;
Abstract
A secure property device utilizing radiant energy reflectors applied to a magnetic data member is provided in which the diffusivity of reflections from the reflectors is enhanced by means of a polymeric diffuser which is chemically and optically compatible with the reflectors and with the magnetic data member to which it is applied.