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.:

US 5101075 B1

Date of Patent:

Mar. 31, 1992

Filed:

Oct. 02, 1990

Process for the preparation of bis-and tris-(3-dimethylaminopropyl)amine

Applicant:

Inventors:

Josef Kasbauer, Wermelskirchen, DE;

Helmut Fiege, Leverkusen, DE;

Wolfgang Kiel, Odenthal, DE;

Assignee:

Bayer Aktiengesellschaft, Leverkusen, DE;

Attorney:

Sprung Horn Kramer & Woods

Primary Examiner:

GLennon H Hollrah

Assistant Examiner:

Shailendra Kumar

Int. Cl.

CPC ...

C07C / ;

U.S. Cl.

CPC ...

564490 ;

Abstract

Bis- and tris-(3-dimethylaminopropyl)-amine can be prepared by catalytic hydrogenation of 3-(dimethylamino)-propionitrile with a palladium catalyst on an Al.sub.2 O.sub.3 -containing support.

Find Patent Forward Citations

Kasbauer, Josef. (1992). Process for the preparation of bis-and tris-(3-dimethylaminopropyl)amine (U.S. Patent No. 5101075). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5101075

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