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:
Jul. 11, 2006
Filed:
Aug. 05, 2002
Applicants:
Frederick Ernest Hancock, Cleveland, GB;
Graham John Hutchings, North Yorkshire, GB;
Neil Aubrey Caplan, County Durham, GB;
Inventors:
Frederick Ernest Hancock, Cleveland, GB;
Graham John Hutchings, North Yorkshire, GB;
Neil Aubrey Caplan, County Durham, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 45/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
A zeolite-immobilized Lewis acid e.g. copper catalyst for performing carbonyl-ene and iminoene reactions is described. The catalyst can readily be separated from the reaction mixture and re-used in further reactions with minimal reduction in activity.