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:
Feb. 11, 1997
Filed:
May. 26, 1995
Applicant:
Inventors:
Andrew J Blakeney, Seekonk, MA (US);
Arturo N Medina, Pawtucket, RI (US);
Medhat A Toukhy, Barrington, RI (US);
Lawrence Ferreira, Fall River, MA (US);
Sobhy Tadros, Seekonk, MA (US);
Assignee:
OCG Microelectronic Materials, Inc., Cheshire, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07C / ;
U.S. Cl.
CPC ...
549362 ; 549435 ; 568719 ; 568720 ;
Abstract
A photosensitive compound comprising at least one o-quinonediazide sulfonic acid ester of a phenolic compound, said esters selected from the group consisting of formulae (IB) and (IIB): ##STR1## wherein the variables are as defined in the description.
Quick Actions:
Blakeney, Andrew. (1997). Selected o-quinonediazide sulfonic acid esters of phenolic compounds and (U.S. Patent No. 5602260). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5602260
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile