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. 11, 2005
Filed:
Oct. 06, 2000
Applicants:
Mark Joseph Burk, Santa Clara, CA (US);
Arne Gerlach, Cambridge, GB;
Inventors:
Mark Joseph Burk, Santa Clara, CA (US);
Arne Gerlach, Cambridge, GB;
Assignee:
Chirotech Technology Limited, Cambridge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 3116 ; B01J 3124 ; B01J 3128 ; C07C 2914 ; C07C 29114 ;
U.S. Cl.
CPC ...
Abstract
A supported catalyst comprises a cationic rhodium(I) complex of the formulawherein Rand Rare the same or different hydrocarbon groups of up to 30 C atoms, or Rand Rare linked to form a ring, and a heterogeneous support medium that provides anionic binding sites. Such a complex is particularly useful as a catalyst in a process of hydrogenating an aldehyde to produce the corresponding primary alcohol.