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:
Jan. 03, 1989
Filed:
Nov. 14, 1986
Applicant:
Inventors:
Thomas Himmler, Cologne, DE;
Paul Fiedler, Cologne, DE;
Rudolf Braden, Odenthal, DE;
Hartmuth Buding, Dormagen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525338 ; 5253293 ; 525339 ;
Abstract
Unsaturated polymers containing nitrile groups can be hydrogenated with the preservation of the nitrile group in a homogeneous phase with a catalyst of the formula:
Himmler, Thomas. (1989). Process for the selective hydrogenation of unsaturated polymers (U.S. Patent No. 4795788). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4795788
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile