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:
Aug. 04, 2015
Filed:
Mar. 31, 2011
Applicants:
Nizar Haddad, Danbury, CT (US);
BO Qu, Brookfield, CT (US);
Sonia Rodriguez, New Milford, CT (US);
Chris Senanayake, Brookfield, CT (US);
Wenjun Tang, Southbury, CT (US);
Xudong Wei, Ridgefield, CT (US);
Nathan K. Yee, Danbury, CT (US);
Inventors:
Nizar Haddad, Danbury, CT (US);
Bo Qu, Brookfield, CT (US);
Sonia Rodriguez, New Milford, CT (US);
Chris Senanayake, Brookfield, CT (US);
Wenjun Tang, Southbury, CT (US);
Xudong Wei, Ridgefield, CT (US);
Nathan K. Yee, Danbury, CT (US);
Assignee:
Boehringer Ingelheim International GmbH, Ingelheim am Rhein, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 9/6571 (2006.01); C07B 37/04 (2006.01); C07F 9/6568 (2006.01);
U.S. Cl.
CPC ...
C07F 9/657163 (2013.01); C07B 37/04 (2013.01); C07F 9/65683 (2013.01); C07F 9/65685 (2013.01);
Abstract
Phosphine ligands of the formula Ia, IB and mixtures thereof.