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:
Aug. 03, 1993
Filed:
Jul. 24, 1990
Applicant:
Inventors:
Philippe Chantraine, Neuilly-sur-Seine, FR;
Marta Zorrilla, Fontenay-le-Fleury, FR;
Assignee:
Bull, S.A., Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01K / ;
U.S. Cl.
CPC ...
29852 ; 156643 ; 156644 ; 174258 ; 205125 ;
Abstract
Via studs (23) of the multi-layer structure (12) are formed on a uniform metal layer that is subsequently etched to form the conductors (17) of a conductive layer of the multi-layer structure.