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. 27, 1990
Filed:
Jul. 08, 1988
Applicant:
Inventors:
Dieter Leukel, Duesseldorf, DE;
Andreas Bettgens, Duisburg, DE;
Horst Mueller, Duesseldorf, DE;
Horst Tamm, Haan, DE;
Assignee:
Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;
Primary Examiner:
Int. Cl.
CPC ...
E04F / ;
U.S. Cl.
CPC ...
52302 ; 52323 ;
Abstract
A two-layer cavity floor construction comprising a base layer of profile element panels with a plurality of passage-forming spacer elements and a surface layer which combine to provide a minimal overall height with particularly good noise and footstep insulation. The base layer is formed from a noise-insulating material preferably based on polyurethane bound in a polyurethane foam.