Patents by Inventor Paul Blaise Hodgson

Paul Blaise Hodgson 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 the production of quinazolines
    Publication number: 20040158062
    Abstract: The present invention relates to a novel process for producing quinazoline compounds which are useful in therapy. More specifically, the compounds are useful in the treatment of benign prostatic hyperplasia.
    Type: Application
    Filed: February 9, 2004
    Publication date: August 12, 2004
    Applicant: Pfizer Inc
    Inventors: Jens Bertil Ahman, Paul Blaise Hodgson, Sarah Jane Lewandowski, Robert Walton
  • Process for the production of quinazolines
    Patent number: 6734303
    Abstract: The invention provides a process for the production of a compound of formula (A) or a pharmaceutically acceptable salt or solvate thereof: which comprises condensing a compound of formula (B) with a compound of formula (C): Compounds of formula (A) are useful in the treatment of benign prostatic hyperplasia.
    Type: Grant
    Filed: May 13, 2002
    Date of Patent: May 11, 2004
    Assignee: Pfizer Inc.
    Inventors: Jens Bertil Ahman, Paul Blaise Hodgson, Sarah Jane Lewandowski, Robert Walton
  • Salt form and polymorphs
    Patent number: 6683085
    Abstract: The present invention provides 4-amino-6,7-dimethoxy-2-(5-methanesulfonamido-1,2,3,4-tetrahydroisoquinol-2-yl)-5-(2-pyridyl)quinazoline mesylate of the formula together with processes for preparing, and compositions containing it. The invention also relates to substantially pure anhydrous crystalline polymorphic forms of the free base. The compounds are particularly useful in the treatment of benign prostatic hyperplasia.
    Type: Grant
    Filed: March 1, 2001
    Date of Patent: January 27, 2004
    Assignee: Pfizer Inc.
    Inventors: Patricia Ann Basford, Paul Blaise Hodgson
  • Process for the production of quinazolines
    Publication number: 20030004339
    Abstract: The invention provides a process for the production of a compound of formula (A) or a pharmaceutically acceptable salt or solvate thereof: 1
    Type: Application
    Filed: May 13, 2002
    Publication date: January 2, 2003
    Applicant: Pfizer Inc.
    Inventors: Jens Bertil Ahman, Paul Blaise Hodgson, Sarah Jane Lewandowski, Robert Walton
  • Salt form and polymorphs
    Publication number: 20020010188
    Abstract: The present invention provides 4-amino-6,7-dimethoxy-2-(5-methanesulfonamido-1,2,3,4-tetrahydroisoquinol-2-yl)-5-(2-pyridyl)quinazoline mesylate of the formula 1
    Type: Application
    Filed: March 1, 2001
    Publication date: January 24, 2002
    Inventors: Patricia Ann Basford, Paul Blaise Hodgson