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. 05, 2005
Filed:
May. 18, 2001
Applicants:
Pavel I. Lazarev, Belmont, CA (US);
Michael V. Paukshto, San Mateo, CA (US);
Inventors:
Pavel I. Lazarev, Belmont, CA (US);
Michael V. Paukshto, San Mateo, CA (US);
Assignee:
Optiva, Inc., South San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B006/02 ;
U.S. Cl.
CPC ...
Abstract
Optical waveguides of the type which include a light-transmitting core and a cladding layer on said core. The optical waveguide can be planar or cylindrical such as an optical fiber. The optical waveguide is provided with an additional coating of highly biaxial or uniaxial crystalline material with different refraction indices in different directions.