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. 24, 1992
Filed:
Mar. 29, 1990
Applicant:
Inventors:
Josef Sanders, Pittsburgh, PA (US);
Dieter Dieterich, D 5090 Leverkusen Bayerwerk, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C07F / ;
U.S. Cl.
CPC ...
560 26 ; 560158 ; 560160 ; 560148 ; 560115 ; 556420 ; 556421 ; 558276 ;
Abstract
The present invention relates to N,N-disubstituted compounds containing urethane groups and terminal hydroxyl groups corresponding to the general formula ##STR1## wherein X is the residue of a strong memobasic or polybasic acid remaining after dissociation of the proton or protons of said acid or a hydroxyl group;