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:
Oct. 18, 1977
Filed:
Feb. 20, 1976
Applicant:
Inventors:
Richard Joseph Himics, Skillman, NJ (US);
Scott Oliver Graham, Princeton, NJ (US);
Daniel Louis Ross, Princeton, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
96 67 ; 96 351 ; 96 362 ; 96 8 / ; 9611 / ; 20415914 ; 260 / ; 260 / ;
Abstract
Copolymers of certain keto-olefins and SO.sub.2 are sensitive to light and form films useful as photoresists in the manufacture of printed circuits, integrated circuits, printing plates and the like.