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:
Nov. 29, 1994
Filed:
Sep. 13, 1993
Applicant:
Inventors:
Jay B Conrod, Cheshire, CT (US);
Paul Menkin, Branford, CT (US);
Durand A Cercone, Cheshire, CT (US);
Assignee:
Enthone-OMI, Inc., West Haven, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
205101 ; 204120 ;
Abstract
A specially controlled electrolytic process for regenerating for reuse solutions such as the post activator solution used in the direct metallization process for making printed circuit boards is disclosed whereby the contaminant tin level of the operating solution is controlled at desired levels.