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:
Nov. 13, 2012
Filed:
Feb. 12, 2009
Applicants:
Bogdan Kazimierz Wilk, New City, NY (US);
Arkadiy Zinoviy Rubezhov, West Nyack, NY (US);
Anthony Francis Hadfield, Ruskin, FL (US);
Jean Louise Helom, Hillsdale, NJ (US);
Inventors:
Bogdan Kazimierz Wilk, New City, NY (US);
Arkadiy Zinoviy Rubezhov, West Nyack, NY (US);
Anthony Francis Hadfield, Ruskin, FL (US);
Jean Louise Helom, Hillsdale, NJ (US);
Assignee:
Wyeth LLC, Madison, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 43/318 (2006.01); A61K 31/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods for purifying a compound of formula I are provided, wherein A, B, X, Q, and Rare defined herein. The methods include mixing the compound of formula I and a solvent; adding a base to the solvent; and precipitating purified compound of formula I.