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:
Mar. 11, 1980
Filed:
Mar. 10, 1978
Applicant:
Inventors:
Gerard Hillion, Herblay, FR;
Christian Lassau, Villepreux, FR;
Assignee:
Institut Francais du Petrole, Rueil Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568816 ;
Abstract
Diphenol propane is hydrogenated in the presence of a homogeneous catalyst; water and an alcohol are added at the end of the reaction to assist in the separation of the catalyst residues.