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:
Jan. 27, 1987
Filed:
May. 06, 1985
Applicant:
Inventors:
William J Amelio, Binghamton, NY (US);
David W Hume, Binghamton, NY (US);
Donald G McBride, Binghamton, NY (US);
Robert G Rickert, Endwell, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
427 97 ; 134 28 ; 427 98 ; 427304 ; 427305 ; 427306 ; 427444 ;
Abstract
A substrate is prepared for subsequent electroless deposition of a metal by contacting the substrate with a surfactant and with an organic carboxylic acid, and subsequently contacting the substrate with sulfuric acid.