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:
Aug. 04, 2015
Filed:
Nov. 04, 2009
Romain Paillet, Charenton le Pont, FR;
Yohann Felten, Charenton le Pont, FR;
Yannick Gordiet, Charenton le Pont, FR;
Jose Alcorta, Begles, FR;
Maxime Olive, Talence, FR;
Romain Paillet, Charenton le Pont, FR;
Yohann Felten, Charenton le Pont, FR;
Yannick Gordiet, Charenton le Pont, FR;
Jose Alcorta, Begles, FR;
Maxime Olive, Talence, FR;
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE), Charenton le Pont, FR;
Abstract
Use of a thermoplastic material for blocking an optical substrate () in a machining position, wherein the thermoplastic material is formulated from a composition comprising a shellac and a plasticizer where the shellac and the plasticizer are chosen so as to have the softening point of the thermoplastic material greater than or equal to 60° C. and smaller than or equal to 85° C.