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. 14, 1989
Filed:
May. 23, 1986
Applicant:
Inventor:
Christopher W Hall, Redditch, GB;
Assignee:
Pilkington Brothers P.L.C., Merseyside, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428332 ; 428412 ; 4284256 ; 428447 ; 428437 ; 428502 ; 428524 ; 428911 ; 52308 ; 244121 ; 2441293 ; 156105 ; 156106 ;
Abstract
An impact-resistant laminate has a front glass sheet which receives an impact such as a bullet, and a rear polycarbonate sheet. A thin polycarbonate sheet up to about 1 mm thick is adhered to the rear polycarbonate sheet, and carries a self-healing polyurethane coating.