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:
Jan. 24, 1984
Filed:
Jan. 17, 1983
Applicant:
Inventors:
Lawrence K White, Cranbury, NJ (US);
Metodi Popov, Flemington, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 541 ; 427 96 ; 427375 ; 4273855 ; 430192 ; 430330 ; 430331 ;
Abstract
A method of planarizing a light sensitive coating on a substrate having topographical features is provided. The coating which comprises a novolak resin and a diazoquinone sensitizer is exposed to actinic radiation to react substantially all of the sensitizer and then heated by applying heat to the surface of the substrate opposite the coating.