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:
Dec. 10, 1991
Filed:
Sep. 21, 1990
Applicant:
Inventors:
Reinhard Halpaap, Odenthal-Globusch, DE;
Wilhelm Dunwald, Leverkusen, DE;
Holger Casselmann, Bergisch Gladbach, DE;
Hans Schlegel, Leverkusen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 45 ; 4284258 ;
Abstract
This invention relates to polyisocyanates containing
Halpaap, Reinhard. (1991). Polyisocyanates, a process for their preparation and their use in (U.S. Patent No. 5071938). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5071938
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile