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:
Dec. 05, 1989
Filed:
May. 04, 1988
Applicant:
Inventors:
Andrea Gardano, Trino Vercellese, IT;
Francesco Casagrande, Novara, IT;
Marco Foa, Novara, IT;
Guido Petrini, Novara Galliate, IT;
Riccardo Barisone, Novara, IT;
Lawrence Chapoy, Lesa, IT;
Assignee:
Montedison S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568834 ; 568814 ; 568819 ; 568822 ; 568832 ; 568833 ; 568835 ;
Abstract
Process for the hydrogenation of bis-phenols by reacting bis-phenols with hydrogen in the presence of a catalytic system consisting of palladium supported on activated carbon.