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. 30, 1976
Filed:
Sep. 23, 1975
Applicant:
Inventors:
Emanuel Pfeil, Marburg-Ockershausen, DT;
Klaus Roschmann, Schulp, Nortorf, DT;
Assignee:
Teldec Telefunken-Decca Schallplatten GmbH, Hamburg, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D / ; C02B / ;
U.S. Cl.
CPC ...
204 49 ; 204 / ; 204D / ; 210 / ; 423143 ; 423387 ;
Abstract
A process for producing and operating an electroplating bath in which there appears NH.sub.4.sup.+ ions which impair the quality of the bath comprising adding salts of a hexanitrocobaltate-III complex to the bath to bring about precipitation of the NH.sub.4.sup.+ ions.
Pfeil, Emanuel. (1976). Process for producing and operating an electroplating bath (U.S. Patent No. 3994787). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3994787
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile