Patents by Inventor Timothy Wayne Davenport

Timothy Wayne Davenport 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).

  • Therapeutic heterocycles
    Patent number: 6399603
    Abstract: A compound having the general formula and methods of using such compounds for the treatment of diseases and pharmaceutical composition comprising such compounds.
    Type: Grant
    Filed: September 22, 2000
    Date of Patent: June 4, 2002
    Assignee: AstraZeneca AB
    Inventors: Robert Toms Jacobs, James Jeffrey Folmer, Thomas Richard Simpson, Bipinchandra Chaudhari, William Jackson Frazee, Timothy Wayne Davenport, Gajendran Sundarababu
  • Pyridazino quinoline compounds
    Patent number: 6232313
    Abstract: The present invention relates to compounds, pharmaceutical compositions and methods of using compounds having the formula below in the treatment and prevention of certain diseases or conditions. Where the ring designated A is chosen from ortho substituted aryl or heteroaryl species, R1 and R2 are chosen independently from —(CH2)nL where L is selected from a variety of substituents including hydrogen, and aryl, heteroaryl or heterocyclic groups and R4 is chosen from a variety of substituents including halogen and alkyl groups. The compounds are useful in treating and preventing neurological disorders associated with excitatory amino acids.
    Type: Grant
    Filed: March 19, 1998
    Date of Patent: May 15, 2001
    Assignee: Zeneca Limited
    Inventors: Thomas Michael Bare, Timothy Wayne Davenport, James Roy Empfield, Jeffrey Alan McKinney, Richard Bruce Sparks
  • Pyridazino quinoline compounds
    Patent number: 6214826
    Abstract: The invention relates to pyridazinoquinoline compounds of the formulas B and B′ wherein Ring A is selected from an ortho fused aromatic or heteroaromatic five- or six-membered ring and R1, R3 and R4 are substituents selected from halo, OH, OCF3, NO2, CN, NR′R″, SO2NR′R″, SOmR′alkyl, and a variety of alkyl, aryl, heterocyclic and heteroaryl groups, to pharmaceutical compositions containing them and to methods utilizing them for the treatment of neurological disorders.
    Type: Grant
    Filed: August 2, 1999
    Date of Patent: April 10, 2001
    Assignee: Zeneca Limited
    Inventors: Thomas Michael Bare, Marc Jerome Chapdelaine, Timothy Wayne Davenport, James Roy Empfield, Laura Enid Garcia-Davenport, Paul Francis Jackson, Jeffrey Alan McKinney, Charles David McLaren, Richard Bruce Sparks
  • Heteroaryl-substituted pyridazino quinoline compounds
    Patent number: 6103721
    Abstract: The present invention concerns compounds according to the following formula, ##STR1## wherein: R.sup.1 is (CH.sub.2).sub.n,L where n is an integer in the range 0 to 6, and L is a carbon-linked five-membered heteroaryl ring having an oxygen or sulfur heteroatom, R.sup.4 is hydrogen, halo or NO.sub.2, and pharmaceutical compositions and methods of using thereof in the treatment and/or prevention of neurological diseases or conditions.
    Type: Grant
    Filed: December 6, 1999
    Date of Patent: August 15, 2000
    Assignee: Zeneca Limited
    Inventors: Thomas Michael Bare, Timothy Wayne Davenport, James Roy Empfield, Jeffrey Alan McKinney, Richard Bruce Sparks
  • Pyridazion quinoline compounds
    Patent number: 5744471
    Abstract: The present invention relates to compounds, pharmaceutical compositions and methods of using compounds of formula (I) in the treatment and/or prevention of certain diseases or conditions. In formula (I), A is chosen from ortho substituted aryl or heteroaryl species, X is chosen from --OH, --SH, NHR and R.sup.1 or R.sup.2 is chosen from --(CH.sub.2).sub.n L wherein L may be selected from a variety of substituents including aryl, heteroaryl and heterocyclic groups. The compounds are useful in treating and/or preventing neurological disorders associated with excitatory amino acids.
    Type: Grant
    Filed: April 17, 1996
    Date of Patent: April 28, 1998
    Assignee: Zeneca Limited
    Inventors: Thomas Michael Bare, Timothy Wayne Davenport, James Roy Empfield, Jeffrey Alan McKinney, Richard Bruce Sparks