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:
Mar. 22, 1994
Filed:
May. 29, 1990
Applicant:
Inventors:
Jean-Louis Bravet, Thourotte, FR;
Francois de Toytot, Thourotte, FR;
Gerd Leyens, Aache, FR;
Siegfried Pikhardt, Roetgen, FR;
Herbert Bayer, Aachen, FR;
Assignee:
Saint-Gobain Vitrage, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428480 ; 4284111 ; 4284237 ;
Abstract
A process for the continuous production of a plastic sheet of high optical quality capable of being used in laminated glasses, having at least a thin layer resistant to scoring and abrasion which entails high-speed centrifugal spraying of a mixture of reaction components, onto a plane horizontal support carried in a uniform movement of advancement relative to the spraying.