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. 19, 2013
Filed:
Apr. 10, 2008
Gary A. Nichols, Wildwood, MO (US);
Michelle R. Menze, St. Louis, MO (US);
Anthony Mannino, Maryland Heights, MO (US);
Gary A. Nichols, Wildwood, MO (US);
Michelle R. Menze, St. Louis, MO (US);
Anthony Mannino, Maryland Heights, MO (US);
Mallinckrodt LLC, Hazelwood, MO (US);
Abstract
The present invention relates to novel crystalline forms of naltrexone hydrochloride including hydrated and solvated forms and a novel amorphous form. The invention also describes methods of preparing the various crystalline forms. The present invention also relates to pharmaceutical compositions containing crystalline and amorphous forms of naltrexone hydrochloride, as well as methods of treating addictive behavior by administering the pharmaceutical compositions.