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. 30, 1996
Filed:
Nov. 18, 1994
Applicant:
Inventors:
Michael J McFarland, Washington, NJ (US);
Karl W Beeson, Princeton, NJ (US);
Keith Horn, Long Valley, NJ (US);
Chengjiu Wu, Morristown, NJ (US);
Assignee:
AlliedSignal Inc., Morris Township, NJ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C / ; G02B / ;
U.S. Cl.
CPC ...
430290 ; 430 20 ; 430 13 ; 430321 ; 430332 ; 385129 ; 385130 ;
Abstract
Optically active (optically non-linear or electro-optically active) waveguides are formed by depositing a layer of organic material, typically polymeric material, comprising one or more opticaly active components, and subjecting predetermined regions of the layer to actinic radiation to alter the refractive index of these regions.