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:
Apr. 16, 1996
Filed:
Mar. 10, 1994
Applicant:
Inventors:
Rainer Ehrat, Schaffhausen, CH;
Rene Bregenzer, Neuhausen am Rheinfall, CH;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428119 ; 428297 ; 428325 ; 428328 ; 428330 ; 428921 ; 527831 ;
Abstract
Composite panels with high fire-proofing capacity have two outer layers and a core that features a core mixture containing aluminum hydroxide in compacted form, lightweight fillers, in some cases fine gained or splintery aluminum hydroxide, as desired magnesium hydroxide and polymer-based binding agents. The composite panels are suitable e.g. as facade panels for building constructions.