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:
Sep. 15, 1987
Filed:
Jan. 27, 1987
Applicant:
Inventor:
Takakazu Ishikawa, Oogaki, JP;
Assignee:
Ibiden Kabushiki Kaisha, Oogaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
427 97 ; 427 98 ;
Abstract
A printed circuit board having a multi-layered copper plating film with excellent mechanical characteristics is obtained by a process of non-electrolytic copper plating comprising at least one sequence of the following steps (a)-(d):