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. 23, 1986
Filed:
Dec. 16, 1985
Applicant:
Inventors:
Erwin Dietz, Kelkheim, DE;
Albert Munkel, Frankfurt am Main, DE;
Otmar Hafner, Glashutten, DE;
Wolfgang Rieper, Frankfurt am Main, DE;
Adolf Kroh, Selters, DE;
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 49 ; 524590 ;
Abstract
Addition products formed from polymeric diphenylmethane 4,4'-diisocyanates, amines, monoactive and diactive polymers are suitable for use as dispersants for solids in organic media.
Dietz, Erwin. (1986). Addition compounds and process for their preparation (U.S. Patent No. 4631330). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4631330
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile