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. 16, 1983
Filed:
Jul. 19, 1979
Applicant:
Inventors:
Fred I Nobel, Sands Point, NY (US);
William Brasch, Commack, NY (US);
Assignee:
LeaRonal, Inc., Freeport, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ; C25D / ; C25D / ;
U.S. Cl.
CPC ...
204 29 ; 204 15 ; 204 40 ; 204 / ;
Abstract
The invention relates to silver plating utilizing low cyanide or non-cyanide silver plating baths by treating the substrate to be plated with a mercaptan and to low cyanide or non-cyanide baths containing a bath soluble mercaptan in a sufficient amount to eliminate or effectively reduce immersion plating of the silver onto the substrate.