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:
Mar. 16, 1993
Filed:
Sep. 16, 1991
Applicant:
Inventors:
Kostas Papathomas, Endicott, NY (US);
Mark D Poliks, Vestal, NY (US);
David W Wang, Vestal, NY (US);
Frederick R Christie, Endicott, NY (US);
Assignee:
International Business Machines, Armonk, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257773 ; 257779 ;
Abstract
Composition and solder interconnection structure for its use, wherein the gap created by solder connections between a carrier substrate and a semiconductor chip device mounted thereon is filled with the solvent free formulation obtained by curing a preparation containing a cycloaliphatic polyepoxide and/or curable cyanate ester or prepolymer thereof, polyol, and filler which is substantially free of alpha particle emissions.