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:
May. 07, 1996
Filed:
Dec. 07, 1992
Applicant:
Inventors:
Marcantonio Mangiagli, Acireale Ct, IT;
Rosario Pogliese, Gravina Di Catania Ct, IT;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
257787 ; 257687 ; 257774 ; 257678 ;
Abstract
A package for discrete semiconductor devices, wherein the insulating characteristics of the package are improved by introducing an opening, indentations, grooves and positioning holes in the metal plate and shaping in appropriate form the retractable positioning pins of the metal plate in the molding die.