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:
Jun. 30, 1998
Filed:
Dec. 07, 1995
Applicant:
Inventor:
George K Phillips, Paso Robles, CA (US);
Assignee:
Verify First Technologies, Inc., Paso Robles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B42D / ;
U.S. Cl.
CPC ...
285 91 ; 283 72 ;
Abstract
A tamper and counterfeit resistant security maker comprises relief impressions having a plurality of distinct and contrasting relief structures, wherein a first relief structure comprises a background pattern and at least a second relief structure comprises a latent image pattern containing informational content. The relief patterns comprise different optical properties which facilitates the viewing of a latent image pattern at certain angles.