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:
Nov. 22, 1994
Filed:
Sep. 17, 1992
Applicant:
Inventors:
Deepak Mahulikar, Madison, CT (US);
Jeffrey S Braden, Livermore, CA (US);
Szuchain F Chen, Orange, CT (US);
Assignee:
Olin Corporation, New Haven, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
257787 ; 257690 ; 257675 ; 257706 ; 257708 ; 257709 ; 257729 ;
Abstract
There is provided a molded plastic electronic package having improved thermal dissipation. A heat spreader, formed from aluminum or an aluminum alloy, is partially encapsulated in the molding resin. Forming a black anodization layer on the surface of the heat spreader improves both thermal dissipation and adhesion to the molding resin.