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:
Dec. 03, 1991
Filed:
Mar. 01, 1991
Applicant:
Inventors:
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428644 ; 428647 ; 428675 ; 439886 ;
Abstract
Plated copper alloy material with an undercoat plating and an overcoat plating on the copper alloy, wherein the undercoat plating consists essentially of 0.03% to 5% by weight of zinc (Zn) and the remainder of copper (Cu) in the substantial part thereof, the total quantity of Zn and Cu being 98% or above and the total quantity of other elements being 2% or below.