Patents by Inventor Lloyd James Payne

Lloyd James Payne 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).

  • Pyrrole antifungal agents
    Patent number: 9452168
    Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof; wherein: R1, R2, R3, R4, R5, R6, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: September 27, 2016
    Assignee: F2G LTD
    Inventors: Graham Edward Morris Sibley, Robert Downham, Lloyd James Payne, Derek Law, Jason David Oliver, Michael Birch, Gareth Morse Davies
  • PYRROLE ANTIFUNGAL AGENTS
    Publication number: 20150238500
    Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof; wherein: R1, R2, R3, R4, R5, R6, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Application
    Filed: February 18, 2015
    Publication date: August 27, 2015
    Inventors: Graham Edward Morris SIBLEY, Robert DOWNHAM, Lloyd James PAYNE, Derek LAW, Jason David OLIVER, Michael BIRCH, Gareth Morse DAVIES
  • Pyrrole antifungal agents
    Patent number: 8993574
    Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof; wherein: R1, R2, R3, R4, R5, R6, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Grant
    Filed: April 23, 2009
    Date of Patent: March 31, 2015
    Assignee: F2G Ltd
    Inventors: Graham Edward Morris Sibley, Robert Downham, Lloyd James Payne, Derek Law, Jason David Oliver, Mike Birch, Gareth Morse Davies, Patricia Suling Davies
  • 2-[(2-substituted)-indolizin-3-yl]-2-oxo-acetamide derivatives as antifungal agents
    Patent number: 8604029
    Abstract: The invention provides compounds of formula (I), and pharmaceutically acceptable salts thereof wherein: R1, R2, R3, R4, R5, R6, R7, X and X1 are as defined herein. These compounds are useful in the manufacture of medicaments for use in the prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Grant
    Filed: November 21, 2007
    Date of Patent: December 10, 2013
    Assignee: F2G Ltd British Body Corporate
    Inventors: Robert Downham, Graham Edward Morris Sibley, Lloyd James Payne, Philip Edwards, Gareth Morse Davies
  • 2-oxo-2-(2-phenyl-5,6,7,8-tetrahydro-indolizin-3-yl)-acetamide derivatives and related compounds as antifungal agents
    Patent number: 8524705
    Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof: wherein: R1, R2, R3, R4, R5, R6, R7, R8, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in the manufacture of medicaments for use in the prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Grant
    Filed: May 21, 2008
    Date of Patent: September 3, 2013
    Assignee: F2G Limited British Body Corporate
    Inventors: Lloyd James Payne, Robert Downham, Graham Edward Morris Sibley, Philip Edwards, Gareth Morse Davies
  • PYRROLE ANTIFUNGAL AGENTS
    Publication number: 20110152285
    Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof; wherein: R1, R2, R3, R4, R5, R6, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Application
    Filed: April 23, 2009
    Publication date: June 23, 2011
    Inventors: Graham Edward Morris Sibley, Robert Downham, Lloyd James Payne, Derek Law, Jason David Oliver, Mike Birch, Gareth Morse Davies, Patricia Suling Davies
  • 2-OXO-2- (2-PHENYL-5,6,7,8-TETRAHYDRO-INDOLIZIN-3-YL) -ACETAMIDE DERIVATIVES AND RELATED COMPOUNDS AS ANTIFUNGAL AGENTS
    Publication number: 20110009390
    Abstract: The invention provides compounds of formula (I), and pharmaceutically and agriculturally acceptable salts thereof: wherein: R1, R2, R3, R4, R5, R6, R7, R8, A1, L1 and n are as defined herein. These compounds and their pharmaceutically acceptable salts are useful in the manufacture of medicaments for use in the prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Application
    Filed: May 21, 2008
    Publication date: January 13, 2011
    Applicant: F2G LIMITED
    Inventors: Lloyd James Payne, Robert Downham, Graham Edward Morris Sibley, Philip Edwards, Gareth Morse Davies
  • 2- [ (2-SUBSTITUTED) -IND0LIZIN-3-YL] -2-OXO-ACETAMIDE DERIVATIVES AS ANTIFUNGAL AGENTS
    Publication number: 20100056511
    Abstract: The invention provides compounds of formula (I), and pharmaceutically acceptable salts thereof wherein: R1, R2, R3, R4, R5, R6, R7, X and X1 are as defined herein. These compounds are useful in the manufacture of medicaments for use in the prevention or treatment of a fungal disease. Compounds of formula (I), and agriculturally acceptable salts thereof, may also be used as agricultural fungicides.
    Type: Application
    Filed: November 21, 2007
    Publication date: March 4, 2010
    Inventors: Robert Downham, Edward Sibley Morris, Lloyd James Payne, Philip Neil Edwards, Gareth Morse Davies
  • Solid phase nitrile synthesis
    Patent number: 6664410
    Abstract: A nitrile compound is prepared by treating a solid supported amide to dehydrate it and cleave it from the support in one operation. The preparation involves acetylation of the amide compound in the presence of a base at a temperature of less than 100° C.
    Type: Grant
    Filed: August 13, 2002
    Date of Patent: December 16, 2003
    Assignee: Millennium Pharmaceuticals Limited
    Inventors: Ryszard Kobylecki, Neal David Hone, Lloyd James Payne