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:
Feb. 03, 2026
Filed:
Apr. 29, 2021
Applicant:
Saft, Levallois-Perret, FR;
Inventors:
Philippe Borel, Blanquefort, FR;
Maeva Gazziero, Bruges, FR;
Delphin Levasseur, Bordeaux, FR;
Julien Breger, Bordeaux, FR;
Ekaterina Pavlenko, Puteaux, FR;
Olivier Huchet, Latresne, FR;
Sylvie Herreyre, Saint-Andre-de-Cubzac, FR;
Assignee:
SAFT, Levallois-perret, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/00 (2006.01); B23K 26/38 (2014.01); H01M 4/06 (2006.01); H01M 4/12 (2006.01); H01M 4/134 (2010.01); H01M 4/1395 (2010.01); H01M 4/38 (2006.01);
U.S. Cl.
CPC ...
H01M 4/382 (2013.01); B23K 26/38 (2013.01); H01M 4/06 (2013.01); H01M 4/12 (2013.01); H01M 4/134 (2013.01); H01M 4/1395 (2013.01);
Abstract
A method for treating a surface of a strip or film, the strip or film being made of lithium or a lithium-based alloy, the method comprising a step of radiating at least one portion of the surface of the strip or film with a laser beam, the radiating step being carried out in a controlled atmosphere, the laser beam radiating the entire area of the at least one portion of the surface of the strip or film.