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. 06, 2004
Filed:
Aug. 19, 1999
Applicant:
Inventors:
Garret R. Moddel, Boulder, CO (US);
Stephen C. Shear, Lafayette, CO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 ; G02F 1/135 ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
G02F 1/1335 ; G02F 1/135 ; C07D / ; C07D / ;
Abstract
The present invention, in accordance with one embodiment, provides for a light modulating cell assembly especially suitable as eyewear including a detector and a light blocking arrangement at least partially surrounding a detector for allowing only light from a limited range of ambient directions to directly reaching said detector. In accordance with another embodiment there is a light transmissivity control arrangement including auxiliary means for controlling the state of said light modulating medium.