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. 23, 2021
Filed:
Nov. 22, 2017
Applicant:
Saint-gobain Glass France, Courbevoie, FR;
Inventors:
Cécile Ozanam, Palaiseau, FR;
Patrick Gayout, Villemomble, FR;
Assignee:
SAINT-GOBAIN GLASS FRANCE, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 7/14 (2006.01); C03C 23/00 (2006.01); C03B 18/02 (2006.01); C03B 25/04 (2006.01); C03C 15/00 (2006.01);
U.S. Cl.
CPC ...
C03C 23/0025 (2013.01); C03B 18/02 (2013.01); C03B 25/04 (2013.01); C03C 15/00 (2013.01); G06K 7/1417 (2013.01);
Abstract
A method for obtaining a glass plate marked on a portion of one of its faces with code-forming symbols, includes a stage of etching the symbols by laser radiation on a glass sheet obtained by floating on a bath of molten tin, the etching being carried out on the face which has been in contact with the bath of molten tin.