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:
Mar. 26, 1985
Filed:
Dec. 20, 1982
Applicant:
Inventor:
Donald J Barclay, Winchester, GB;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
204 29 ; 204 321 ; 204 51 ;
Abstract
A trivalent chromium electroplating process where the part to be plated is first pretreated with a sulphur compound, in order to accelerate the reduction of chromium ions to chromium metal during a subsequent plating step.
Barclay, Donald. (1985). Electrodeposition of chromium and its alloys (U.S. Patent No. 4507178). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4507178
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile