Patents by Inventor Leticia Maria Preza

Leticia Maria Preza 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).

  • Patent number: 7973055
    Abstract: The invention provides crystalline forms of biphenyl-2-ylcarbamic acid 1-[2-({3-[2-(4-hydroxybenzylamino)ethylcarbamoyl]benzoyl}methylamino)ethyl]piperidin-4-yl ester, and pharmaceutically acceptable solvates thereof. The crystalline form can be a freebase (Form I or II), a salt such as a hemiedisylate salt or a heminapadisylate salt, or a solvate of a salt such as a heminapadisylate methanolate or a heminapadisylate ethanolate. The invention also provides pharmaceutical compositions comprising these crystalline compounds or prepared using these compounds; processes and intermediates for preparing the crystalline compounds; and methods of using these compounds to treat a pulmonary disorder.
    Type: Grant
    Filed: March 8, 2007
    Date of Patent: July 5, 2011
    Assignee: Theravance, Inc.
    Inventors: YongQi Mu, Yu-Hua Ji, Leticia Maria Preza
  • Publication number: 20100035921
    Abstract: The invention provides novel 8-azabicyclo[3.2.1]octane compounds of formula (I): wherein R1, R2, R3, A, and G are defined in the specification, or a pharmaceutically-acceptable salt or solvate thereof, that are antagonists at the mu opioid receptor. The invention also provides pharmaceutical compositions comprising such compounds, methods of using such compounds to treat conditions associated with mu opioid receptor activity, and processes and intermediates useful for preparing such compounds.
    Type: Application
    Filed: October 14, 2009
    Publication date: February 11, 2010
    Applicant: THERAVANCE, INC.
    Inventors: Daniel D. Long, Timothy J. Church, John R. Jacobsen, Lan Jiang, Daisuke Roland Saito, Ioanna Stergiades, Priscilla M. Van Dyke, Sean M. Dalziel, Leticia Maria Preza
  • Patent number: 7622508
    Abstract: The invention provides novel 8-azabicyclo[3.2.1]octane compounds of formula (I): wherein R1, R2, R3, A, and G are defined in the specification, or a pharmaceutically-acceptable salt or solvate thereof, that are antagonists at the mu opioid receptor. The invention also provides pharmaceutical compositions comprising such compounds, methods of using such compounds to treat conditions associated with mu opioid receptor activity, and processes and intermediates useful for preparing such compounds.
    Type: Grant
    Filed: February 28, 2007
    Date of Patent: November 24, 2009
    Assignee: Theravance, Inc.
    Inventors: Daniel D. Long, Timothy J. Church, John R. Jacobsen, Lan Jiang, Daisuke Roland Saito, Ioanna Stergiades, Priscilla M. Van Dyke, Sean Dalziel, Leticia Maria Preza
  • Publication number: 20080058374
    Abstract: The invention provides crystalline forms of biphenyl-2-ylcarbamic acid 1-[2-({3-[2-(4-hydroxybenzylamino)ethylcarbamoyl]benzoyl}methylamino)ethyl]piperidin-4-yl ester, and pharmaceutically acceptable solvates thereof. The crystalline form can be a freebase (Form I or II), a salt such as a hemiedisylate salt or a heminapadisylate salt, or a solvate of a salt such as a heminapadisylate methanolate or a heminapadisylate ethanolate. The invention also provides pharmaceutical compositions comprising these crystalline compounds or prepared using these compounds; processes and intermediates for preparing the crystalline compounds; and methods of using these compounds to treat a pulmonary disorder.
    Type: Application
    Filed: March 8, 2007
    Publication date: March 6, 2008
    Inventors: YongQi Mu, Sean M. Dalziel, Yu-Hua Ji, Leticia Maria Preza
  • Publication number: 20070219278
    Abstract: The invention provides novel 8-azabicyclo[3.2.1]octane compounds of formula (I): wherein R1, R2, R3, A, and G are defined in the specification, or a pharmaceutically-acceptable salt or solvate thereof, that are antagonists at the mu opioid receptor. The invention also provides pharmaceutical compositions comprising such compounds, methods of using such compounds to treat conditions associated with mu opioid receptor activity, and processes and intermediates useful for preparing such compounds.
    Type: Application
    Filed: February 28, 2007
    Publication date: September 20, 2007
    Inventors: Daniel D. Long, Timothy J. Church, John R. Jacobsen, Lan Jiang, Daisuke Roland Saito, Ioanna Stergiades, Priscilla M. Van Dyke, Sean Dalziel, Leticia Maria Preza