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:
Apr. 07, 1992
Filed:
May. 23, 1990
Applicant:
Inventors:
Klaus D Bartkowski, Krefeld, DE;
Peter Venn, Wuppertal, DE;
Assignee:
Gebr. Happich GmbH, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ; C25D / ; C25F / ;
U.S. Cl.
CPC ...
205173 ; 20412935 ; 20412995 ; 205202 ; 205213 ; 205220 ; 205329 ;
Abstract
A method is described for producing colored surfaces on parts of aluminum or aluminum alloy which is characterized by the following process steps:
Bartkowski, Klaus. (1992). Method of producing colored surfaces on parts of aluminum or aluminum (U.S. Patent No. 5102508). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5102508
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile