Patents by Inventor Paul Spearing

Paul Spearing 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: 10961253
    Abstract: Disclosed herein are pyrido[3?,2?:4,5]thieno[3,2-d]pyrimidine and pyrimido[4?,5?:4,5]thieno[2,3-c]pyridazine compounds, which may be useful as positive allostenc modulators of the muscarinic acetylcholine receptor M4 (mAChR M4). Also disclosed herein are methods of making the compounds, pharmaceutical compositions comprising the compounds, and methods of treating neurological and psychiatric disorders associated with muscarinic acetylcholine receptor dysfunction using the compounds and compositions.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: March 30, 2021
    Assignee: Vanderbilt University
    Inventors: Craig W. Lindsley, Darren W. Engers, P. Jeffrey Conn, Katrina A. Bollinger, Rory Capstick, Paul Spearing, Sean R. Bollinger
  • Publication number: 20190330225
    Abstract: Disclosed herein are pyrido[3?,2?:4,5]thieno[3,2-d]pyrimidine and pyrimido[4?,5?:4,5]thieno[2,3-c]pyridazine compounds, which may be useful as positive allostenc modulators of the muscarinic acetylcholine receptor M4 (mAChR M4). Also disclosed herein are methods of making the compounds, pharmaceutical compositions comprising the compounds, and methods of treating neurological and psychiatric disorders associated with muscarinic acetylcholine receptor dysfunction using the compounds and compositions.
    Type: Application
    Filed: November 7, 2017
    Publication date: October 31, 2019
    Inventors: Craig W. Lindsley, Darren W. Engers, P. Jeffrey Conn, Katrina A. Bollinger, Rory Capstick, Paul Spearing, Sean R. Bollinger
  • Publication number: 20190161498
    Abstract: Disclosed herein are tricyclic compounds, including pyrimido[4?,5?:4,5]thieno[2,3-c]pyridazine-8-amine, pyrido[3?,2?:4,5]thieno[3,2-d]pyrimidine-4-amine, pyrazino[2?,3?:4,5]thieno[3,2-d]pyrimidin-4-amine, pyrido[3?,2?:4,5]furo[3,2-d]pyrimidin-4-amine, and pyrimido[4?,5?:4,5]furo[2,3-c]pyridazin-8-amine compounds, which may be useful as positive allosteric modulators of the muscarinic acetylcholine receptor M4 (mAChR M4). Also disclosed herein are methods of making the compounds, pharmaceutical compositions comprising the compounds, and methods of treating neurological and psychiatric disorders associated with muscarinic acetylcholine receptor dysfunction using the compounds and compositions.
    Type: Application
    Filed: January 29, 2019
    Publication date: May 30, 2019
    Inventors: Craig W. Lindsley, P. Jeffrey Conn, Darren W. Engers, Sean Bollinger, James C. Tarr, Paul Spearing, Julie L. Engers, Madeline Long, Thomas M. Bridges
  • Patent number: 10239887
    Abstract: Disclosed herein are tricyclic compounds, including pyrimido[4?,5?:4,5]thieno[2,3-c]pyridazine-8-amine, pyrido[3?,2?:4,5]thieno[3,2-d]pyrimidine-4-amine, pyrazino[2?,3?:4,5]thieno[3,2-d]pyrimidin-4-amine, pyrido[3?,2?:4,5]furo[3,2-d]pyrimidin-4-amine, and pyrimido[4?,5?:4,5]furo[2,3-c]pyridazin-8-amine compounds, which may be useful as positive allosteric modulators of the muscarinic acetylcholine receptor M4 (mAChR M4). Also disclosed herein are methods of making the compounds, pharmaceutical compositions comprising the compounds, and methods of treating neurological and psychiatric disorders associated with muscarinic acetylcholine receptor dysfunction using the compounds and compositions.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: March 26, 2019
    Assignee: Vanderbilt University
    Inventors: Craig W. Lindsley, P. Jeffrey Conn, Darren W. Engers, Sean Bollinger, James C. Tarr, Paul Spearing, Julie L. Engers, Madeline Long, Thomas M. Bridges
  • Publication number: 20170369505
    Abstract: Disclosed herein are tricyclic compounds, including pyrimido[4?,5?:4,5]thieno[2,3-c]pyridazine-8-amine, pyrido[3?,2?:4,5]thieno[3,2-d]pyrimidine-4-amine, pyrazino[2?,3?:4,5]thieno[3,2-d]pyrimidin-4-amine, pyrido[3?,2?:4,5]furo[3, 2-d]pyrimidin-4-amine, and pyrimido[4?,5?:4,5]furo[2,3-c]pyridazin-8-amine compounds, which may be useful as positive allosteric modulators of the muscarinic acetylcholine receptor M4 (mAChR M4). Also disclosed herein are methods of making the compounds, pharmaceutical compositions comprising the compounds, and methods of treating neurological and psychiatric disorders associated with muscarinic acetylcholine receptor dysfunction using the compounds and compositions.
    Type: Application
    Filed: June 22, 2017
    Publication date: December 28, 2017
    Inventors: Craig W. Lindsley, P. Jeffrey Conn, Darren W. Engers, Sean Bollinger, James C. Tarr, Paul Spearing, Julie L. Engers, Madeline Long, Thomas M. Bridges
  • Publication number: 20080096921
    Abstract: The present invention provides novel substituted isoxazole compounds, pharmaceutical compositions, therapeutic uses and processes for preparing the same.
    Type: Application
    Filed: October 23, 2007
    Publication date: April 24, 2008
    Applicant: SmithKline Beecham Corporation
    Inventors: Frank NAVAS, Paul Spearing
  • Publication number: 20070099940
    Abstract: This invention relates to compounds of formula (I) wherein A is S, O, N, or CH; B is S, O, N, or CH; R1 and R2 are the same or are different and are C1-8 alkyl, C2-8 alkylene, C3-8 cycloalkyl, aryl, heteroaryl, heterocycloalkyl, C3-6 cycloalkylaryl, or heterocycloaryl; wherein said alkyl, alkylene, cycloalkyl, aryl, heteroaryl, heterocyclyl, cycloalkylaryl, or heterocycloaryl are unsubstituted or substituted by one or more groups selected from the group consisting of halogen, C1-8 alkyl, C1-8alkoxy, C1-8thioalkoxy, cycloalkyl, aryl, heteroaryl, heterocycloalkyl, CF3, SCF3, NHC(O)nR5, S(O)mR5, S(O)2NR5R6, C(S)NR5R6, CONR5R6, C(O)nR5; n is 0, 1 or 2; m is 0, 1 or 2; R5 is hydrogen, alkyl, aryl, alkylaryl, heterocycloalkyl, or heteroaryl and is unsubstituted or substituted by one or more groups selected from the group consisting of alkyl, C1-8alkoxy, aryl, heteroaryl, halogen, NO2, CN, N3, SCF3, and CF3; R6 is hydrogen, alkyl, aryl, alkylaryl, heterocycloalkyl, or heteroaryl and is unsubstituted or substi
    Type: Application
    Filed: February 3, 2005
    Publication date: May 3, 2007
    Inventor: Paul Spearing
  • Patent number: 5922889
    Abstract: Isochromans and their derivatives have been chemically synthesized. These compounds possess significant phytotoxic activity which may be used as a biodegradable contact herbicide. The synthetic method allows for economic production of these herbicides.
    Type: Grant
    Filed: June 21, 1996
    Date of Patent: July 13, 1999
    Assignee: The United States od America as Represented by the Secretary of Agriculture
    Inventors: Horace G. Cutler, George Majetich, Xinrong Tian, Paul Spearing