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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.:

US 4828964 B1

PDFFull Text
Date of Patent:
May. 09, 1989

Filed:

Sep. 04, 1987

Polyimide formulation for forming a patterned film on a substrate

Applicant:
Inventors:

William R Brunsvold, Poughkeepsie, NY (US);

Willard E Conley, Cornwall, NY (US);

Scott L Jacobs, Apex, NC (US);

George L Mack, Pleasant Valley, NY (US);

David P Merritt, Cold Spring, NY (US);

Ann M Uptmor, Wappingers Falls, NY (US);

Assignee:

International Business Machines Corporation, Armonk, NY (US);

Attorney:

Perman & Green

Primary Examiner:

Paul R Michl

Assistant Examiner:

Cynthia Hamilton

Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430271 ; 430313 ; 430311 ; 430314 ; 430323 ; 430324 ; 528351 ; 524 84 ; 524 93 ; 524606 ; 524600 ; 524110 ;
Abstract

A composition for use in a process for the deposition of patterned thin metal films on integrated circuit substrates, the composition comprising an admixture of a thermoplastic polyimide resin and a coumarin dye dissolved in a substituted phenol solvent. Optionally a polar solvent having a boiling point greater than 160.degree. C. and a low boiling organic compound (70.degree.-150.degree. C.) may be incorporated in the composition.

Find Patent Forward Citations

Brunsvold, William. (1989). Polyimide formulation for forming a patterned film on a substrate (U.S. Patent No. 4828964). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4828964

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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