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. 23, 2011
Filed:
Nov. 23, 2007
Applicants:
Elio Ullucci, Latina, IT;
Paolo Maragni, Virgilio, IT;
Livius Cotarca, Cervignano del Friuli, IT;
Johnny Foletto, Arcole, IT;
Inventors:
Elio Ullucci, Latina, IT;
Paolo Maragni, Virgilio, IT;
Livius Cotarca, Cervignano del Friuli, IT;
Johnny Foletto, Arcole, IT;
Assignee:
Zach System S.p.A., Bresso, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 311/04 (2006.01); C07D 407/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for preparing Nebivolol and, more particularly, to an improved process for synthesizing enantiomerically enriched 6-fluoro chroman alcohol or epoxide derivatives of formula, wherein R and X is defined in the description; as useful intermediates in the preparation of Nebivolol.