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:
Dec. 13, 2011
Filed:
Jan. 14, 2010
Applicants:
Laurent D. Courvoisier, West Chester, PA (US);
Mark Eddleston, Chilwell, GB;
R. Curtis Haltiwanger, West Chester, PA (US);
Robert E. Mckean, West Chester, PA (US);
Inventors:
Laurent D. Courvoisier, West Chester, PA (US);
Mark Eddleston, Chilwell, GB;
R. Curtis Haltiwanger, West Chester, PA (US);
Robert E. McKean, West Chester, PA (US);
Assignee:
Cephalon, Inc., Frazer, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 31/415 (2006.01); C07D 235/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Novel polymorphic forms of bendamustine free base are described, including amorphous bendamustine free base, six anhydrous crystalline forms, four hydrate forms, and five solvate forms, with methods of their preparation and use also being described.