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. 24, 1992
Filed:
Mar. 18, 1991
Applicant:
Inventor:
Harold S Bruner, Jr, Hockessin, DE (US);
Assignee:
E. I. du Pont De Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
562522 ; 562591 ;
Abstract
A process for the manufacture of adipic acid by reacting 1,3-butadiene or an allylic butenol or the like with carbon monoxide and water using a rhodium catalyst and an HI or HBr promoter, removing adipic acid from the reaction mixture, and reacting at least part of the remaining portion of the reaction mixture to form additional adipic acid.
Bruner, Jr, Harold. (1992). Process for the manufacture of adipic acid (U.S. Patent No. 5166421). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5166421
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile