Patents by Inventor David Clive Blakemore

David Clive Blakemore 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: 20230148402
    Abstract: The present invention relates to boron containing compounds of Formula (I) X—Y—Z ??Formula (I) that inhibit phosphodiesterase 4 (PDE4). The invention also encompasses pharmaceutical compositions containing these compounds and methods for treating diseases, conditions, or disorders ameliorated by inhibition of PDE4.
    Type: Application
    Filed: December 15, 2022
    Publication date: May 11, 2023
    Applicant: Pfizer Inc.
    Inventors: Tsutomu Akama, David Clive Blakemore, Robert Toms Jacobs, Peter Jones, David Christopher Limburg, Martins Sunday Oderinde, Matthew Alexander Perry, Jacob John Plattner, Joseph Walter Strohbach, Rubben Federico Torella, Thean Yeow Yeoh, Yasheen Zhou
  • Patent number: 11559538
    Abstract: The present invention relates to boron containing compounds of Formula (IA): that inhibit phosphodiesterase 4 (PDE4). The invention also encompasses pharmaceutical compositions containing these compounds and methods for treating diseases, conditions, or disorders ameliorated by inhibition of PDE4.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: January 24, 2023
    Assignee: Pfizer Inc.
    Inventors: Joseph Walter Strohbach, Tsutomu Akama, David Clive Blakemore, Robert Toms Jacobs, Peter Jones, David Christopher Limburg, Martins Sunday Oderinde, Matthew Alexander Perry, Jacob John Plattner, Rubben Federico Torella, Yasheen Zhou, Thean Yeow Yeoh
  • Patent number: 10946031
    Abstract: The present invention relates to PDE4 inhibitor (R)-4-(5-(4-methoxy-3-propoxyphenyl)pyridin-3-yl)-1,2-oxaborolan-2-ol including the crystalline monohydrate thereof.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: March 16, 2021
    Assignee: Pfizer Inc.
    Inventors: Joseph Walter Strohbach, David Clive Blakemore, Peter Jones, Matthew Alexander Perry
  • Publication number: 20210069219
    Abstract: The present invention relates to boron containing compounds of Formula (I) X—Y—Z?? Formula (I) that inhibit phosphodiesterase 4 (PDE4). The invention also encompasses pharmaceutical compositions containing these compounds and methods for treating diseases, conditions, or disorders ameliorated by inhibition of PDE4.
    Type: Application
    Filed: October 28, 2020
    Publication date: March 11, 2021
    Applicant: Pfizer Inc.
    Inventors: Joseph Walter Strohbach, Tsutomu Akama, David Clive Blakemore, Robert Toms Jacobs, Peter Jones, David Christopher Limburg, Martins Sunday Oderinde, Matthew Alexander Perry, Jacob John Plattner, Rubben Federico Torella, Yasheen Zhou, Thean Yeow Yeoh
  • Publication number: 20200108083
    Abstract: The present invention relates to boron containing compounds of Formula (I) X—Y—Z?? Formula (I) that inhibit phosphodiesterase 4 (PDE4). The invention also encompasses pharmaceutical compositions containing these compounds and methods for treating diseases, conditions, or disorders ameliorated by inhibition of PDE4.
    Type: Application
    Filed: October 4, 2019
    Publication date: April 9, 2020
    Applicant: Pfizer Inc.
    Inventors: Joseph Walter Strohbach, Tsutomu Akama, David Clive Blakemore, Robert Toms Jacobs, Peter Jones, David Christopher Limburg, Martins Sunday Oderinde, Matthew Alexander Perry, Jacob John Plattner, Rubben Federico Torella, Yasheen Zhou, Thean Yeow Yeoh
  • Publication number: 20090209578
    Abstract: The present invention provides compounds of formula (I) wherein R1, R2, R3, R4, Het and m are as defined in the description. The compounds of the present invention are modulators, especially antagonists, of the activity of chemokine CCR5 receptors.
    Type: Application
    Filed: November 27, 2006
    Publication date: August 20, 2009
    Inventors: Christopher Gordon Barber, David Clive Blakemore
  • Publication number: 20090124635
    Abstract: The present invention provides compounds of formula (I) wherein R1, R2, R3, R4, R5, m and n are as defined hereinabove. The compounds of the present invention are modulators, especially antagonists, of the activity of chemokine CCR5 receptors. Modulators of the CCR5 receptor may be useful in the treatment of various inflammatory diseases and conditions, and in the treatment of infection by HIV and genetically related retroviruses.
    Type: Application
    Filed: January 12, 2006
    Publication date: May 14, 2009
    Applicant: PFIZER INC.
    Inventors: Christopher Gordon Barber, David Clive Blakemore, David Cameron Pryde, James Welsh Auld Kinnaird
  • Patent number: 6872856
    Abstract: A method is provided for making an enantiomerically pure compound of the formula: in which R and R? represent C1?C10 alkyl, C2?C10 alkenyl or C3?C10 cycloalkyl and the wedges signify (S)- or (R)-stereochemistry, the substituents in compound (II) being trans. Conjugate addition is carried out between an organometallic nucleophile that provides a group R as defined above and (R)-4-acetoxycyclopent-2-en-1-one, (S)-4-acetoxycyclopent-2-en-1-one or a similar compound in which acetoxy is replaced by another leaving group to give, e.g.
    Type: Grant
    Filed: June 28, 2001
    Date of Patent: March 29, 2005
    Assignee: Warner-Lambert Company
    Inventors: David Clive Blakemore, Justin Stephen Bryans
  • Patent number: 6864390
    Abstract: The instant invention is a route to stereospecific 3-substituted 5-membered ring isomers of Formula (A). The final products are useful as agents in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders, gastrointestinal disorders such as irritable bowel syndrome (IBS), inflammation especially arthritis, sleep disorders, premenstrual syndrome, and hot flashes. The invention provides novel routes to synthesize steroselectively analogs of gabapentin (Neurontin®) of Formulas (I), (II), (III) and (IV) wherein R is C1-C10 alkyl or C3-C10 cycloalkyl and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: November 30, 2000
    Date of Patent: March 8, 2005
    Assignee: Warner-Lambert Company
    Inventors: Justin Stephen Bryans, David Clive Blakemore, Sophie Caroline Williams
  • Patent number: 6835751
    Abstract: The compounds of the instant invention are bicyclic amino acids useful in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, arthritis, neuropathological disorders, and sleep disorders. Processes for the preparation of the final products and intermediates useful in the process are included. Pharmaceutical compositions containing one or more of the compounds are also included.
    Type: Grant
    Filed: January 21, 2004
    Date of Patent: December 28, 2004
    Assignee: Warner-Dambert Company LLC
    Inventors: Justin Stephen Bryans, David Clive Blakemore, Simon Andrew Osborne, Jean-Marie Receveur
  • Publication number: 20040152779
    Abstract: The compounds of the instant invention are bicyclic amino acids useful in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, arthritis, neuropathological disorders, and sleep disorders. Processes for the preparation of the final products and intermediates useful in the process are included. Pharmaceutical compositions containing one or more of the compounds are also included.
    Type: Application
    Filed: January 21, 2004
    Publication date: August 5, 2004
    Inventors: Justin Stephen Bryans, David Clive Blakemore, Simon Andrew Osborne, Jean-Marie Receveur
  • Publication number: 20040092591
    Abstract: The compounds of the instant invention are bicyclic or tricyclic amino acids useful in the treatment of fibromylagia. Pharmaceutical compositions containing one or more of the compounds for use in the treatment of fibromyalgia are also included.
    Type: Application
    Filed: August 13, 2003
    Publication date: May 13, 2004
    Inventors: David Clive Blakemore, Justin Stephen Bryans, Sophie Caroline Williams
  • Patent number: 6703522
    Abstract: GABA-related pro-drugs of the formula (III) are provided that when administered to humans or other mammals provide an increased duration of active compound in the plasma compared to compounds of corresponding structure in which labile groups are not present. The compounds are of the formula (III) In the above formula: P represents hydrogen or methyl; Q represents a labile amine- or amide-forming organic group that becomes removed in the human or animal body; R1 represents straight or branched C2-C6 alkyl, C3-C6 cycloalkyl or phenyl; R2 represents hydrogen or methyl; and R3 represents hydrogen, methyl or carboxyl; and R4 represents hydrogen or a labile ester-forming group selected from substituted and unsubstituted C1-C6 alkyl, benzyl and phenyl groups that become removed in the human or animal body. In the above formula when R1 is phenyl, R2, R3 and R4 are not simultaneously hydrogen.
    Type: Grant
    Filed: November 21, 2002
    Date of Patent: March 9, 2004
    Assignee: Warner-Lambert Company
    Inventors: David Clive Blakemore, Justin Stephen Bryans, Sophie Caroline Williams
  • Patent number: 6689906
    Abstract: The invention is a novel series of cyclic amino acids which are useful in the treatment of epilepsy, faintness attacks, neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders, gastrointestinal disorders such as irritable bowel syndrome (IBS), and inflammation, especially arthritis. A pharmaceutical composition containing a compound of the invention as well as methods of preparing the compounds and novel intermediates useful in the preparation of the final compounds are included.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: February 10, 2004
    Assignee: Warner-Lambert Company
    Inventors: Justin Stephen Bryans, David Clive Blakemore, Simon Andrew Osborne, Jean-Marie Receveur
  • Publication number: 20030216469
    Abstract: Pro-drug compounds of the formula (I) or (II) and compositions containing them are provided that when administered to humans or other mammals provide an increased duration of active compound in the plasma compared to compounds of corresponding structure in which labile groups are not present. In the above formulae n, P, Q, R1, R2; and R3; are as defined in the specification. The compounds may be used to treat a range of neurological conditions. e.g. epilepsy or pain.
    Type: Application
    Filed: April 14, 2003
    Publication date: November 20, 2003
    Inventors: Justin Stephen Bryans, David Clive Blakemore, Sophie Caroline Williams
  • Publication number: 20030203945
    Abstract: This invention relates to novel heterocyclic derivatives of the formula (VII), (VIII) or (IX) 1
    Type: Application
    Filed: May 5, 2003
    Publication date: October 30, 2003
    Inventors: David Clive Blakemore, Justin Stephen Bryans, Sophie Caroline Williams
  • Publication number: 20030187296
    Abstract: A method is provided for making an enantiomerically pure of the formula: in which R and R′ represent C1?C10 alkyl, C2?C10 alkenyl or C3?C10 cycloalkyl and the wedges signify (S)- or (R)-stereochemistry, the substituents in compound (II) being trans. Conjugate addition is carried out between an organometallic nucleophile that provides a group R as defined above and (R)-4-acetoxycyclopent-2-en-1-one, (S)-4-acetoxycyclopent-2-en-1-one or a similar compound in which acetoxy is replaced by another leaving group to give, e.g.
    Type: Application
    Filed: February 5, 2003
    Publication date: October 2, 2003
    Inventors: David Clive Blakemore, Justin Stephen Bryans
  • Publication number: 20030144214
    Abstract: GABA-related pro-drugs of the formula (III) are provided that when administered to humans or other mammals provide an increased duration of active compound in the plasma compared to compounds of corresponding structure in which labile groups are not present.
    Type: Application
    Filed: November 21, 2002
    Publication date: July 31, 2003
    Inventors: David Clive Blakemore, Justin Stephen Bryans, Sophie Caroline Williams
  • Patent number: 6596900
    Abstract: The compounds of the instant invention are bicyclic or tricyclic amino acids useful in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, arthritis, neuropathological disorders, sleep disorders, visceral pain disorders, and gastrointestinal disorders. Processes for the preparation of the final products and intermediates useful in the process are included. Pharmaceutical compositions containing one or more of the compounds are also included.
    Type: Grant
    Filed: April 16, 2002
    Date of Patent: July 22, 2003
    Assignee: Pfizer Inc
    Inventors: David Clive Blakemore, Justin Stephen Bryans, Sophie Caroline Williams
  • Publication number: 20030083520
    Abstract: The invention relates to a process for preparing (1&agr;,3&agr;,5&agr;)(3-aminomethyl-bicyclo[3.2.0]hept-3-yl)-acetic acid, or an acid addition salt thereof.
    Type: Application
    Filed: May 2, 2002
    Publication date: May 1, 2003
    Applicant: Pfizer Inc.
    Inventors: David Clive Blakemore, Justin Stephen Bryans