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. 09, 2013
Filed:
Jun. 17, 2004
Applicants:
Christopher K. Ober, Ithaca, NY (US);
Yasuharu Murakami, Ibaraki, JP;
Inventors:
Christopher K. Ober, Ithaca, NY (US);
Yasuharu Murakami, Ibaraki, JP;
Assignees:
Cornell Research Foundation, Inc., Ithaca, NY (US);
Hitachi Chemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/004 (2006.01); G03F 7/038 (2006.01); B29C 35/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention discloses a photosensitive resin composition which comprises (A) a compound having a molecule with at least one thiirane ring and a total number of a thiirane ring and/or an epoxy ring of at least 2 in the molecule, and (B) a photo acid generator, said composition having a refractive index of at least 1.6, and a method of obtaining a high refractive index periodical structure which comprises subjecting the photosensitive resin composition to photolithography.