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:
Dec. 19, 2000
Filed:
Apr. 19, 1996
Kelly M Stengel, Chatham, NJ (US);
Lawrence W Shacklette, Maplewood, NJ (US);
Louay Eldada, Rockaway, NJ (US);
James T Yardley, Morristown, NJ (US);
Chengzeng Xu, Succasunna, NJ (US);
Scott M Zimmerman, Basking Ridge, NJ (US);
Keith A Horn, Long Valley, NJ (US);
Corning Incorporated, Corning, NY (US);
Abstract
The invention provides improved high contrast, photopolymerizable compositions suitable for producing high contrast waveguides. The high contrast, photopolymerizable compositions of this invention include a nitrone compound component. The photosensitive composition is an admixture of a free radical polymerizable acrylate or methacrylate component having at least two ethylenically unsaturated groups, a photoinitiator, and a nitrone compound.