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:
Jun. 23, 1992
Filed:
Aug. 14, 1991
Applicant:
Inventors:
Nelson Bolton, Trumbauersville, PA (US);
W Novis Smith, Philadelphia, PA (US);
Assignee:
Artistic Glass Products, Trumbauersville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428412 ; 109 495 ; 109 585 ; 109 78 ; 156 99 ; 428 38 ; 4284242 ; 4284256 ; 428429 ; 428437 ; 428441 ; 428451 ; 428483 ; 428500 ; 428515 ; 428911 ; 428920 ;
Abstract
An optically transparent aqueous intumescent gel for use with transparent laminates comprising about 5 to 30% by weight acrylamide, about 0 to 4% by weight of a crosslinking agent, about 5 to 28% by weight of an ammonium or alkali metal salt of an alkanoic acid having 1 to 4 carbon atoms, about 0.05 to 10% by weight of a polymerization catalyst, and water, and a laminate with the gel.