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:
Nov. 11, 2003
Filed:
Aug. 31, 2001
Applicant:
Inventor:
Gary Greenberg, Marina Del Ray, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/08 ; G02B 2/602 ;
U.S. Cl.
CPC ...
G02B 9/08 ; G02B 2/602 ;
Abstract
A manually controlled, variable-size, variable angular position, sector-shaped optical mask for use at an objective aperture of an optical imaging system to permit an object to be viewed from selected angles and directions.