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:
Feb. 19, 1991
Filed:
Mar. 09, 1989
Applicant:
Inventors:
Robert Edelman, Staten Island, NY (US);
Victor D Papanu, Flemington, NJ (US);
Assignee:
National Starch and Chemical Investment Holding Corporation, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
252514 ; 524439 ;
Abstract
A die attach adhesive film having excellent die shear strength is provided by a polysiloxaneimide having a weight average molecular weight of at least 100,000 and a aromatic diamine segment with substituents in the meta position.