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:
Mar. 18, 2014
Filed:
Dec. 03, 2012
Applicant:
Eternal Chemical Co., Ltd., Kaohsiung, TW;
Inventors:
Meng-Yen Chou, Kaohsiung, TW;
Chuan-Zong Lee, Kaohsiung, TW;
Assignee:
Eternal Chemical Co., Ltd., Kaohsiung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/004 (2006.01); C08G 73/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention pertains to an isocyanate-modified photosensitive polyimide. The photosensitive polyimide of the invention possesses excellent heat resistance, chemical resistance and flexibility, and can be used in a liquid photo resist composition or dry film photo resist composition, or used in a solder resist, coverlay film, or printed wiring board.
Chou, Meng-Yen. (2014). Photosensitive polymides (U.S. Patent No. 8673540). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8673540
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile