Patents by Inventor William Paul Armstrong

William Paul Armstrong 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).

  • PROCESS FOR MAKING SARECYCLINE HYDROCHLORIDE
    Publication number: 20210017123
    Abstract: The described invention relates to sarecycline, related compounds, intermediates and salts thereof and processes for preparing the same.
    Type: Application
    Filed: April 5, 2019
    Publication date: January 21, 2021
    Inventors: Giovanni PALOMBI, Eugenio CASTELLI, Giuseppe MOTTA, Meinrad BRENNER, Ruiliang LU, Shaozhi HUANG, William Paul ARMSTRONG, Gajanan JOSHI, Farzaneh SEYEDI, Sean JOHNSTON
  • Derivative prodrugs of ethinyl estradiol
    Patent number: 7795241
    Abstract: The present invention is a prodrug derivative of ethinyl estradiol according to Formula I:
    Type: Grant
    Filed: July 3, 2006
    Date of Patent: September 14, 2010
    Assignee: Warner Chilcott Company, LLC
    Inventors: James Keown, James William McIlroy, John Alexander King, Claire Gilligan, William Paul Armstrong
  • Di-steroidal prodrugs of estradiol
    Patent number: 7067505
    Abstract: The present invention is a di-steroidal prodrug of estradiol having the following formula:
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: June 27, 2006
    Assignee: Warner Chilcott Company, Inc.
    Inventors: John Alexander King, James Keown, James William McIlroy, William Paul Armstrong, Michael Anthony McKervey, Austin McMordie
  • Di-steroidal prodrugs of ethinyl estradiol
    Patent number: 7067504
    Abstract: The present invention is a di-steroidal prodrug of ethinyl estradiol according to formula I:
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: June 27, 2006
    Assignee: Warner Chilcott Company, Inc.
    Inventors: John Alexander King, James Keown, James William McIlroy, William Paul Armstrong, Michael Anthony McKervey, Austin McMordie
  • Ifosfamide, analogues thereof and their preparation
    Publication number: 20020052521
    Abstract: The present invention pertains to a compound of formula (I) 1
    Type: Application
    Filed: July 13, 2001
    Publication date: May 2, 2002
    Inventors: Joseph John Brennan, William Paul Armstrong