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:
May. 30, 1995
Filed:
Nov. 28, 1990
Applicant:
Inventors:
Heinz-Dieter Lutter, Neckargemuend, DE;
Reinhard Leppkes, Bobenheim-Roxheim, DE;
Peter Horn, Heidelberg, DE;
Walter Decker, Ludwigshafen, DE;
Volker Haase, Adelzhausen, DE;
Werner Hinz, Frankenthal, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521159 ; 521129 ; 521137 ; 521160 ; 521164 ; 521173 ; 521174 ; 521176 ; 521914 ; 25218224 ; 25218225 ; 25218227 ;
Abstract
The present invention relates to a process for the preparation of flexible, soft polyurethane foams having viscoelastic, structure-borne soundproofing properties in a temperature range of from -20.degree. C. to +80.degree. C. by reacting
Lutter, Heinz-Dieter. (1995). Preparation of flexible, soft polyurethane foams having viscoelastic, (U.S. Patent No. 5420170). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5420170
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile