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. 11, 1992
Filed:
May. 30, 1991
Applicant:
Inventors:
Robert F Davis, Wilmington, DE (US);
Sina Ebnesajjad, East Amherst, NY (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B31F / ;
U.S. Cl.
CPC ...
428216 ; 156220 ; 428421 ;
Abstract
Thin laminates of polyarylether ketone ketone and polyvinyl fluoride can be embossed without destruction of the polyvinyl fluoride and, on combustion, result in low smoke levels.