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. 23, 1984
Filed:
Apr. 12, 1982
Applicant:
Inventors:
John J Keane, Ballston Lake, NY (US);
Richard F Zopf, Burnt Hills, NY (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430314 ; 427 96 ; 430313 ; 430277 ;
Abstract
A resist film composed of a water-soluble polyvinyl alcohol, a water-soluble thermosetting polymethylol cross-linking agent and a polyaryl iodonium or sulfonium salt of a complex halogenide as catalyst, when irradiated with ultraviolet light and then heated, or when heated and irradiated with ultraviolet light, under a circuit mask, provides a latent image which is developable by water alone.