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. 12, 1997
Filed:
Jun. 02, 1995
Applicant:
Inventor:
Daniel Dages, les Mureaux, FR;
Assignee:
Saint Gobain Vitrage, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; C08L / ; E06B / ;
U.S. Cl.
CPC ...
428221 ; 525398 ; 525399 ; 525401 ; 525472 ; 525474 ; 525539 ; 525540 ; 428524 ;
Abstract
Polyvinylbutyral useful for the production of laminated glasses containing a crosslinking agent capable of making the polyvinylbutyral very slightly meltable or nonmeltable. The material according to the invention may contain a plasticizer and is particularly resistant to fire and allows one to produce a laminated material with a good resistance to impact and to fire.