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:
Sep. 11, 1990
Filed:
Dec. 22, 1988
Applicant:
Inventor:
Richard R Heitkamp, Long Beach, CA (US);
Assignee:
Ciba-Geigy Corportion, Ardsley, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428116 ; 52806 ; 428921 ;
Abstract
A laminate structure comprising a honeycomb core structure and facing sheets bonded thereto, said core being treated with a silicate impregnant/coating to impart improved flame resistance and to reduce heat transmission and toxic emissions upon exposure of said core to direct or indirect heat, flame and/or pyrolytic environment.