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:
Nov. 16, 1999
Filed:
Feb. 18, 1998
Applicant:
Inventors:
Andrew J Blakeney, Seekonk, MA (US);
Sanjay Malik, Cranston, RI (US);
Medhat A Toukhy, Barrington, RI (US);
Joseph Sizensky, Seekonk, MA (US);
Assignee:
Olin Microelectronic Chemicals, Inc., Norwalk, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
G03F / ;
U.S. Cl.
CPC ...
430190 ; 430191 ; 430192 ; 430193 ; 528149 ; 528155 ;
Abstract
A high thermal alkali-soluble novolak binder resin, comprising the addition-condensation reaction product of a phenolic mixture with at least one aldehyde source, the feedstock of the phenolic mixture for the reaction comprising: