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:
Jun. 07, 1988
Filed:
Mar. 06, 1986
Kuraray Co., Ltd., , JP;
Abstract
A thin film waveguide path comprises a waveguide path layer overlying a substrate but separated therefrom by at least one intermediate layer. The waveguide path layer comprises a first transparent high molecular material. The at least one intermediate layer comprises a second organic high molecular material having a solubility different from that of the first material and a lower refractive index lower than that of the first material, the substrate comprises a third high molecular material different from the first and second materials for supporting the waveguide path and intermediate layers.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile