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. 06, 1976
Filed:
Jun. 04, 1973
Applicant:
Inventor:
John B Wilkes, Richmond, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 260598 ; 2606 / ;
Abstract
In hydroformylation reactions at temperatures in the range 100.degree.-225.degree.C. the destructive dissociation of cobalt carbonyl complex compounds to cobalt metal and residue is inhibited by the presence of minor amounts of 2,2'-bipyridine, alkyl-substituted 2,2'-bipyridines, N-alkyl-substituted alkylene diamines and mixtures of these compounds.
Wilkes, John. (1976). Stabilized hydroformylation reaction systems (U.S. Patent No. 3931332). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3931332
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile