Patents by Inventor Michelle R. Menze

Michelle R. Menze has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Crystalline and amorphous forms of naltrexone hydrochloride
    Patent number: 8399475
    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.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: March 19, 2013
    Assignee: Mallinckrodt LLC
    Inventors: Gary A. Nichols, Michelle R. Menze, Anthony Mannino
  • Crystalline and Amorphous Forms of Naltrexone Hydrochloride
    Publication number: 20100120814
    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.
    Type: Application
    Filed: April 10, 2008
    Publication date: May 13, 2010
    Inventors: Gary A. Nichols, Michelle R. Menze, Anthony Mannino
  • Highly Pure Crystalline Benzphetamine Hydrochloride and Processes for Preparing
    Publication number: 20100113831
    Abstract: A highly pure crystalline form of benzphetamine hydrochloride and methods for the purification and crystallization of benzphetamine hydrochloride in high yield are disclosed.
    Type: Application
    Filed: October 17, 2006
    Publication date: May 6, 2010
    Applicant: MALLINCKRODT INC.
    Inventors: Keith G. Tomazi, Gary A. Nichols, Michelle R. Menze, Dennis J. Kalota
  • Crystalline Forms of Levorphanol
    Publication number: 20070281957
    Abstract: The present invention relates to novel crystalline polymorphic forms of levorphanol including hydrated, solvated, and non-hydrated (non-solvated) forms. The invention also describes methods of preparing the various polymorphic forms. The present invention also relates to pharmaceutical compositions containing crystalline polymorphs of levorphanol, as well as methods of relieving pain by administering the pharmaceutical compositions.
    Type: Application
    Filed: May 24, 2007
    Publication date: December 6, 2007
    Applicant: Mallinckrodt Inc.
    Inventors: Sidney Liang, Gary A. Nichols, Michelle R. Menze