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:
Nov. 03, 1998
Filed:
Oct. 07, 1997
Applicant:
Inventors:
Thomas Preiss, Ludwigshafen, DE;
Jochem Henkelmann, Mannheim, DE;
Joachim Wulff-Doring, Frankenthal, DE;
Susanne Stutz, Weinheim, DE;
Thomas Ruhl, Frankenthal, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564487 ; 564485 ;
Abstract
N-Hydroxyalkyl-substituted aminoalkynes of the formula I ##STR1## are prepared by reacting an alkyne with a 1-oxa-3-azaheterocyclo-alkane in a reaction with heterogeneous catalysis by a catalyst which comprises a compound of a metal of the first or second sub-group.
Preiss, Thomas. (1998). Preparation, with heterogeneous catalysis, of n-hydroxyalkyl-substituted (U.S. Patent No. 5831129). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5831129
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile