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:
Jun. 24, 2025
Filed:
Nov. 10, 2020
Applicant:
Biotronik Ag, Bülach, CH;
Inventor:
Robert Litschko, Rostock, DE;
Assignee:
BIOTRONIK AG, Buelach, CH;
Primary Examiner:
Int. Cl.
CPC ...
C25F 3/26 (2006.01); C25F 1/08 (2006.01); C25F 3/08 (2006.01);
U.S. Cl.
CPC ...
C25F 3/26 (2013.01); C25F 1/08 (2013.01); C25F 3/08 (2013.01);
Abstract
An electrolyte for electropolishing metal surfaces, in particular workpieces, in particular made of titanium or titanium alloys such as nitinol. The electrolyte composition includes methanesulfonic acid and more than one polyhydric alcohol. The content of methanesulfonic acid is less than 15 vol %, the polyhydric alcohols having at least one diol and at least one polyalcohol. The at least one diol accounts for 20 to 65 vol %, and the at least one polyalcohol accounts for 20 to 65 vol %