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. 22, 2003
Filed:
Jul. 25, 2000
Applicant:
Inventor:
James T. Veligdan, Manorville, NY (US);
Assignee:
Scram Technologies, Inc., Dunkirk, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 ; G02F 1/1333 ; G02B 2/700 ; G02B 5/04 ;
U.S. Cl.
CPC ...
G02F 1/1335 ; G02F 1/1333 ; G02B 2/700 ; G02B 5/04 ;
Abstract
An optical panel includes a transparent serrated first side, and an opposite second side, and a black material provided on the serrated first side for intermittently blocking or absorbing light transmission. Image light may be transmitted through the panel at the serrations, with contrast provided by the black material.