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:
Aug. 12, 1986
Filed:
Sep. 24, 1980
Applicant:
Inventors:
Ernst Billig, Charleston, WV (US);
David B Stanton, South Charleston, WV (US);
Assignee:
Union Carbide Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568454 ; 568449 ; 568451 ; 585848 ; 260429 ;
Abstract
Process for removing alkyl substituted phosphine from a hydroformylation medium and enhancing the rhodium complex catalyst contained therein via an oxygenation treatment.
Billig, Ernst. (1986). Reactivation of rhodium complex hydroformylation catalysts (U.S. Patent No. 4605780). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4605780
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile