Patents by Inventor John A. Dority, Jr.

John A. Dority, Jr. 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).

  • Substituted 6,11-ethano-6,11-dihydrobenzo[B]quinolizinium salts and compositions and methods of use thereof
    Patent number: 5631264
    Abstract: Substituted 6,11-ethano-6,11-dihydrobenzo[b]quinolizinium salts, pharmaceutical compositions containing them, and methods for the treatment or prevention of neurodegenerative disorders or neurotoxic injuries utilizing them.
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: May 20, 1997
    Assignee: Sanofi Winthrop, Inc.
    Inventors: Diane L. DeHaven-Hudkins, John A. Dority, Jr., William G. Earley, Virendra Kumar, John P. Mallamo, Matthew S. Miller, Chakrapani Subramanyam
  • Substituted N-arylmethyl and heterocyclmethyl-1H-pyrazolo[3,4-b]quinolin-4-amines and compositions and methods of use thereof
    Patent number: 5614530
    Abstract: Substituted N-arylmethyl and heterocyclylmethyl-1H-pyrazolo[3,4-b]quinolin-4-amines, pharmaceutical compositions containing them and methods for a) effecting c-GMP-phosphodiesterase inhibition, b) treating heart failure and/or hypertension, c) reversing or reducing nitrate-induced tolerance and d) treating angina pectoris, congestive heart disease and myocardial infarction utilizing them.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: March 25, 1997
    Assignee: Sterling Winthrop Inc.
    Inventors: Virendra Kumar, John A. Dority, Jr.
  • Substituted heterocyclylisoquinolinium salts and compositions and methods of use thereof
    Patent number: 5604224
    Abstract: Substitutued heterocyclylisoquinolinium salts, pharmaceutical compositions containing them and methods for the treatment or prevention of neurodegenerative disorders or neurotoxic injuries utilizing them.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: February 18, 1997
    Assignee: Sterling Winthrop Inc.
    Inventors: John A. Dority, Jr., William G. Earley, Virendra Kumar, John P. Mallamo, Matthew S. Miller, Chakrapani Subramanyam
  • Substituted heterocyclylisoquinolinium salts and compositions and method of use thereof
    Patent number: 5569655
    Abstract: Substitutued heterocyclylisoquinolinium salts, pharmaceutical compositions containing them and methods for the treatment or prevention of neurodegenerative disorders or neurotoxic injuries utilizing them.
    Type: Grant
    Filed: July 29, 1994
    Date of Patent: October 29, 1996
    Assignee: Sterling Winthrop Inc.
    Inventors: John A. Dority, Jr., William G. Earley, Virendra Kumar, John P. Mallamo, Matthew S. Miller, Chakrapani Subramanyam
  • Substituted 6,11-ethano-6,11-dihydrobenzo[b] quinolizinium salts and compositions and methods of use thereof
    Patent number: 5554620
    Abstract: Substituted 6,11-ethano-6,11-dihydrobenzo[b]quinolizinium salts, pharmaceutical compositions containing them, and methods for the treatment of neurodegenerative disorders or neurotoxic injuries utilizing them, wherein the substituted 6,11-ethano-6,11-dihydrobenzo[b]quinolizinium salts have the formula: ##STR1## wherein: R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, X and p are as defined in the specification.
    Type: Grant
    Filed: July 29, 1994
    Date of Patent: September 10, 1996
    Assignee: Sterling Winthrop Inc.
    Inventors: Diane L. DeHaven-Hudkins, John A. Dority, Jr., William G. Earley, Virendra Kumar, John P. Mallamo, Matthew S. Miller, Chakrapani Subramanyam
  • Substituted N-cycloalkylmethyl-1H-pyrazolo(3,4-b)quinolin-4 amines and compositions and methods of use thereof
    Patent number: 5488055
    Abstract: Substituted N-cycloalkylmethyl-1H-pyrazolo[3,4-b]quinolin-4-amines, pharmaceutical compositions containing them and methods for a) effecting c-GMP-phosphodiesterase inhibition, b) treating heart failure and/or hypertension, c) reversing or reducing nitrate-induced tolerance and d) treating angina pectoris, congestive heart disease and myocardial infarction utilizing them.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: January 30, 1996
    Assignee: Sanofi Winthrop Inc.
    Inventors: Virendra Kumar, John A. Dority, Jr.