Patents by Inventor Nathan Anthony Logan

Nathan Anthony Logan 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).

  • Publication number: 20230414576
    Abstract: The invention describes a long-acting composition comprising a spiro-azetidine isoxazoline of Formula (1) or (2) wherein R1a, R1b, R1c and R2 are as described herein, and stereoisomers thereof. The composition is a veterinary composition and also comprises a glycol ether and at least one veterinarily acceptable solvent, and optionally, at least one precipitation inhibitor, antioxidant and additional veterinary agent, and any mixture thereof. The invention also includes a method of treating an animal with a parasitic infestation by administering the long-acting composition to the animal in need thereof.
    Type: Application
    Filed: September 7, 2023
    Publication date: December 28, 2023
    Inventors: Guy Francis de Rose, Nathan Anthony Logan Chubb, Patrick F. M. Meeus, Tom L. McTier
  • Publication number: 20210379023
    Abstract: The invention describes a long-acting composition comprising a spiro-azetidine isoxazoline of Formula (1) or (2) wherein R1a, R1b, R1c and R2 are as described herein, and stereoisomers thereof. The composition is a veterinary composition and also comprises a glycol ether and at least one veterinarily acceptable solvent, and optionally, at least one precipitation inhibitor, antioxidant and additional veterinary agent, and any mixture thereof. The invention also includes a method of treating an animal with a parasitic infestation by administering the long-acting composition to the animal in need thereof.
    Type: Application
    Filed: August 3, 2021
    Publication date: December 9, 2021
    Inventors: Guy Francis de Rose, Nathan Anthony Logan Chubb, Patrick F. M. Meeus, Tom L. McTier
  • Publication number: 20160081986
    Abstract: The invention describes a long-acting composition comprising a spiro-azetidine isoxazoline of Formula (1) or (2) wherein R1a, R1b, R1c and R2 are as described herein, and stereoisomers thereof. The composition is a veterinary composition and also comprises a glycol ether and at least one veterinarily acceptable solvent, and optionally, at least one precipitation inhibitor, antioxidant and additional veterinary agent, and any mixture thereof. The invention also includes a method of treating an animal with a parasitic infestation by administering the long-acting composition to the animal in need thereof.
    Type: Application
    Filed: May 19, 2014
    Publication date: March 24, 2016
    Inventors: Guy Francis de Rose, Nathan Anthony Logan Chubb, Patrick F. M. Meeus, Tom L. McTier
  • Patent number: 9226928
    Abstract: The present invention relates to a novel antiparasitic composition comprising an effective amount of a) a Formula (1) compound, wherein R1a, R1b, R1c, R2, R3, R4, and n are as defined herein, stereoisomer thereof, or a pharmaceutical or veterinary acceptable salt thereof, b) a macrocyclic lactone or derivative thereof and c) optionally, at least one additional veterinary agent, and further comprising at least one veterinary or pharmaceutical acceptable carrier; and a method of treating an animal with a parasitic infection, by administering an effective amount of said composition to the animal in need thereof.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: January 5, 2016
    Assignee: Zoetis Services LLC
    Inventors: Nathan Anthony Logan Chubb, Kevin Evans, Tom L. McTier, Patrick F. M. Meeus
  • Patent number: 9133172
    Abstract: This invention recites dihydrofuran substituted azetidine derivatives of Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, and their use as a parasiticide in mammals and birds. The substituents A, R1a, R1b, R1c, R2, R3, R4, R6, and n are as described herein.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: September 15, 2015
    Assignee: Zoetis Services LLC
    Inventors: Nathan Anthony Logan Chubb, Valerie A. Vaillancourt
  • Publication number: 20150209355
    Abstract: The present invention relates to a novel antiparasitic composition comprising an effective amount of a) a Formula (1) compound, wherein R1a, R1b, R1c, R2, R3, R4, and n are as defined herein, stereoisomer thereof, or a pharmaceutical or veterinary acceptable salt thereof, b) a macrocyclic lactone or derivative thereof and c) optionally, at least one additional veterinary agent, and further comprising at least one veterinary or pharmaceutical acceptable carrier; and a method of treating an animal with a parasitic infection, by administering an effective amount of said composition to the animal in need thereof.
    Type: Application
    Filed: September 4, 2013
    Publication date: July 30, 2015
    Inventors: Nathan Anthony Logan Chubb, Kevin Evans, Tom L. McTier, Patrick F. M. Meeus
  • Publication number: 20150038440
    Abstract: This invention recites dihydrofuran substituted azetidine derivatives of Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, and their use as a parasiticide in mammals and birds. The substituents A, R1a, R1b, R1c, R2, R3, R4, R6, and n are as described herein.
    Type: Application
    Filed: January 29, 2013
    Publication date: February 5, 2015
    Inventors: Nathan Anthony Logan Chubb, Valerie A. Vaillancourt
  • Patent number: 8466115
    Abstract: The invention recites spirocyclic isoxazoline derivatives of Formula (V.1), Formula (V.2), Formula (V.1.1), and Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, processes for making, and their use as a parasiticide in an animal. The variables A, V, Z, W1, W2, W3, W, Y, X, R1a, R1b, R1c, R2, R3, R4, n, and “” are as described herein.
    Type: Grant
    Filed: March 8, 2012
    Date of Patent: June 18, 2013
    Assignee: Zoetis LLC
    Inventors: Michael Curtis, Sanjay Menon, Valerie A. Vaillancourt, Nathan Anthony Logan Chubb, Denis Billen, Sean David William Greenwood, Timothy Lee Stuk
  • Patent number: 8415310
    Abstract: This invention recites isoxazoline substituted azetidine derivatives of Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, and their use as a parasiticide in mammals and birds. R1a, R1b, R1c, R2, R3, R4, R6, and n are as described herein.
    Type: Grant
    Filed: August 4, 2011
    Date of Patent: April 9, 2013
    Assignee: AH USA 42 LLC
    Inventors: Valerie A. Vaillancourt, Nathan Anthony Logan Chubb, Michael Curtis, William Howson, Graham M. Kyne, Sanjay Menon, Susan M. K. Sheehan, Donald J. Skalitzky, John A. Wendt
  • Publication number: 20120316210
    Abstract: This invention recites topical formulations comprising demiditraz, fipronil, an acid modifier, at least one veterinarily acceptable carrier, and optionally, at least one antioxidant for treating a parasitic infection or infestation in animals.
    Type: Application
    Filed: January 4, 2011
    Publication date: December 13, 2012
    Applicant: PFIZER INC.
    Inventors: Nathan Anthony Logan Chubb, Guy Francis de Rose, Sunil Thomas Kumar Narishetty
  • Publication number: 20120232026
    Abstract: The invention recites spirocyclic isoxazoline derivatives of Formula (V.1), Formula (V.2), Formula (V.1.1), and Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, processes for making, and their use as a parasiticide in an animal. The variables A, V, Z, W1, W2, W3, W, Y, X, R1a, R1b, R1c, R2, R3, R4, n, and “” are as described herein.
    Type: Application
    Filed: March 8, 2012
    Publication date: September 13, 2012
    Applicant: PFIZER INC.
    Inventors: Michael Curtis, Sanjay Menon, Valerie A. Vaillancourt, Nathan Anthony Logan Chubb, Denis Billen, Sean David William Greenwood, Timothy Lee Stuk
  • Publication number: 20120035122
    Abstract: This invention recites isoxazoline substituted azetidine derivatives of Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, and their use as a parasiticide in mammals and birds. R1a, R1b, R1c, R2, R3, R4, R6, and n are as described herein.
    Type: Application
    Filed: August 4, 2011
    Publication date: February 9, 2012
    Inventors: Valerie A. Vaillancourt, Nathan Anthony Logan Chubb, Michael Curtis, William Howson, Graham M. Kyne, Sanjay Menon, Susan M. K. Sheehan, Donald J. Skalitzky, John A. Wendt
  • Patent number: 8084486
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: December 27, 2011
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • Publication number: 20110251247
    Abstract: This invention recites substituted isoxazoline derivatives of Formula (1) or a veterinarily acceptable salt thereof, with parasiticidal activity, compositions thereof, and their use as a parasiticide in animals or birds where R1a, R1b, R1c, R2, R3, and n are as described herein.
    Type: Application
    Filed: April 6, 2011
    Publication date: October 13, 2011
    Applicant: PFIZER INC.
    Inventors: Nathan Anthony Logan Chubb, Todd Maddux, Sanjay Menon
  • Publication number: 20110196011
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Application
    Filed: April 19, 2011
    Publication date: August 11, 2011
    Applicant: PFIZER LIMITED
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • Patent number: 7960426
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Grant
    Filed: February 3, 2009
    Date of Patent: June 14, 2011
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • Patent number: 7902232
    Abstract: This invention relates to a combination product comprising a range of 1-aryl-4 -cyclopropylpyrazoles in which there is at least one fluorine attached to the cyclopropyl ring, and one o more further therapeutic agents, particularly anti-parasitic agents.
    Type: Grant
    Filed: June 6, 2006
    Date of Patent: March 8, 2011
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • Patent number: 7825149
    Abstract: This invention relates to a range of alpha substituted 2-benzyl substituted imidazole compounds and pharmaceutically acceptable salts and solvates thereof, to compositions comprising such compounds, processes for their synthesis and their use as parasiticides.
    Type: Grant
    Filed: August 4, 2009
    Date of Patent: November 2, 2010
    Assignee: Pfizer Limited
    Inventors: Nathan Anthony Logan Chubb, Mark Roger Cox, Jerome Sebastien Dauvergne, Richard Andrew Ewin, Christelle Lauret
  • Publication number: 20100041712
    Abstract: This invention relates to a composition comprising a combination of a) an alpha substituted 2-benzyl substituted imidazole and b) a 1-N-arylpyrazole, and optionally c) an insect growth regulator, and their use as a parasiticide in mammals.
    Type: Application
    Filed: June 25, 2009
    Publication date: February 18, 2010
    Applicant: PFIZER INC.
    Inventor: Nathan Anthony Logan Chubb
  • Publication number: 20090312326
    Abstract: This invention relates to a range of alpha substituted 2-benzyl substituted imidazole compounds and pharmaceutically acceptable salts and solvates thereof, to compositions comprising such compounds, processes for their synthesis and their use as parasiticides.
    Type: Application
    Filed: August 4, 2009
    Publication date: December 17, 2009
    Applicant: PFIZER LIMITED
    Inventors: Nathan Anthony Logan Chubb, Mark Roger Cox, Jerome Sebastien Dauvergne, Richard Andrew Ewin, Christelle Lauret