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:
Mar. 05, 2013
Filed:
Sep. 25, 2007
Harry G. Brittain, Milford, NJ (US);
David A. Dickason, Cincinnati, OH (US);
Joyce M. Hotz, Cincinnati, OH (US);
Shawn L. Lyons, Cincinnati, OH (US);
J. Michael Ramstack, Lunenburg, MA (US);
Steven G. Wright, Madeira, OH (US);
Harry G. Brittain, Milford, NJ (US);
David A. Dickason, Cincinnati, OH (US);
Joyce M. Hotz, Cincinnati, OH (US);
Shawn L. Lyons, Cincinnati, OH (US);
J. Michael Ramstack, Lunenburg, MA (US);
Steven G. Wright, Madeira, OH (US);
Alkermes, Inc., Waltham, MA (US);
Abstract
This invention relates to the discovery of novel polymorphic forms of naltrexone, including solvates, hydrates, anhydrous and other crystalline forms and combinations thereof. These novel forms of naltrexone impart advantages in pharmaceutical formulations incorporating them, including sustained release, or long acting, formulations.