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, 1981
Filed:
Dec. 15, 1980
Applicant:
Inventors:
Richard V Lindsey, Jr, Hockessin, DE (US);
William W Prichard, Hockessin, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
26034611 ;
Abstract
Process for preparing furan from 1,3-butadiene, the process comprising contacting the butadiene, at about 65.degree. C. to about 120.degree. C., with a solution having a pH of 0-2.5 and containing palladium ions and a heteropolyacid having a redox potential greater than 0.5 volt, to produce furan.
Lindsey, Jr, Richard. (1981). Oxidation of butadiene to furan (U.S. Patent No. 4298531). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4298531
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile