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:
Apr. 22, 1986
Filed:
May. 08, 1984
Applicant:
Inventor:
Kenneth R Wessel, White Plains, NY (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B42D / ;
U.S. Cl.
CPC ...
283 88 ; 350-11 ;
Abstract
An improved security badge is provided for use with an infrared badge reader. The badge is formed from a plurality of layers of PVC film which are laminated under appropriate conditions of heat and pressure to form an integral member. An infrared blocking material is disposed intermediate two of the layers. The non-blocking portions of the badge transmit between 0.90% and 1.25% infrared light.