Patents by Inventor Lee Richard Roberts

Lee Richard Roberts 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: 20230382892
    Abstract: The invention relates to pyrazole derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to HbS modulators of formula (I) or tautomers thereof, or pharmaceutically acceptable salts of said modulators or tautomers thereof, wherein X, Y, R2 and R3 are as defined in the description. HbS modulators are potentially useful in the treatment of a wide range of disorders, including sickle cell disease (SCD).
    Type: Application
    Filed: May 24, 2023
    Publication date: November 30, 2023
    Applicant: Pfizer Inc.
    Inventors: Ariamala Gopalsamy, Shawn Cabral, Agustin Casimiro Garcia, Ming Zhu Chen, Chulho Choi, Robert Lee Dow, Olugbeminiyi Omezia Fadeyi, David Hepworth, Jayasankar Jasti, Lyn Howard Jones, Arjun Venkat Narayanan, Mihir Dineshkumar Parikh, David Walter Piotrowski, Lee Richard Roberts, Ralph Pelton Robinson, Jr., Hatice Gizem Yayla
  • Patent number: 11702405
    Abstract: The invention relates to pyrazole derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to HbS modulators of formula (I) or tautomers thereof, or pharmaceutically acceptable salts of said modulators or tautomers thereof, wherein X, Y, R2 and R3 are as defined in the description. HbS modulators are potentially useful in the treatment of a wide range of disorders, including sickle cell disease (SCD).
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: July 18, 2023
    Assignee: Pfizer Inc.
    Inventors: Ariamala Gopalsamy, Shawn Cabral, Agustin Casimiro-Garcia, Ming Zhu Chen, Chulho Choi, Robert Lee Dow, Olugbeminiyi Omezia Fadeyi, David Hepworth, Jayasankar Jasti, Lyn Howard Jones, Arjun Venkat Narayanan, Mihir Dineshkumar Parikh, David Walter Piotrowski, Lee Richard Roberts, Ralph Pelton Robinson, Jr., Hatice Gizem Yayla
  • Publication number: 20220348555
    Abstract: The invention relates to pyrazole derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to HbS modulators of formula (I) or tautomers thereof, or pharmaceutically acceptable salts of said modulators or tautomers thereof, wherein X, Y, R2 and R3 are as defined in the description. HbS modulators are potentially useful in the treatment of a wide range of disorders, including sickle cell disease (SCD).
    Type: Application
    Filed: April 12, 2021
    Publication date: November 3, 2022
    Applicant: Pfizer Inc.
    Inventors: Ariamala Gopalsamy, Shawn Cabral, Agustin Casimiro-Garcia, Ming Zhu Chen, Chulho Choi, Robert Lee Dow, Olugbeminiyi Omezia Fadeyi, David Hepworth, Jayasankar Jasti, Lyn Howard Jones, Arjun Venkat Narayanan, Mihir Dineshkumar Parikh, David Walter Piotrowski, Lee Richard Roberts, Ralph Pelton Robinson, Jr., Hatice Gizem Yayla
  • Patent number: 11014908
    Abstract: The invention relates to pyrazole derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to HbS modulators of formula (I) or tautomers thereof, or pharmaceutically acceptable salts of said modulators or tautomers thereof, wherein X, Y, R2 and R3 are as defined in the description. HbS modulators are potentially useful in the treatment of a wide range of disorders, including sickle cell disease (SCD).
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: May 25, 2021
    Assignee: Pfizer Inc.
    Inventors: Ariamala Gopalsamy, Arjun Venkat Narayanan, Agustin Casimiro-Garcia, Chulho Choi, David Hepworth, David Walter Piotrowski, Hatice Gizem Yayla, Jayasankar Jasti, Lee Richard Roberts, Lyn Howard Jones, Mihir Dineshkumar Parikh, Ming Zhu Chen, Olugbeminiyi Omezia Fadeyi, Ralph Pelton Robinson, Jr., Robert Lee Dow, Shawn Cabral
  • Publication number: 20200172512
    Abstract: The invention relates to pyrazole derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to HbS modulators of formula (I) or tautomers thereof, or pharmaceutically acceptable salts of said modulators or tautomers thereof, wherein X, Y, R2 and R3 are as defined in the description. HbS modulators are potentially useful in the treatment of a wide range of disorders, including sickle cell disease (SCD).
    Type: Application
    Filed: November 26, 2019
    Publication date: June 4, 2020
    Applicant: Pfizer Inc.
    Inventors: Ariamala Gopalsamy, Arjun Venkat Narayanan, Agustin Casimiro-Garcia, Chulho Choi, David Hepworth, David Walter Piotrowski, Hatice Gizem Yayla, Jayasankar Jasti, Lee Richard Roberts, Lyn Howard Jones, Mihir Dineshkumar Parikh, Ming Zhu Chen, Olugbeminiyi Omezia Fadeyi, Ralph Pelton Robinson, JR., Robert Lee Dow, Shawn Cabral
  • Patent number: 9216229
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic IgE peptide preferably linked to an immunogenic carrier for the prevention, treatment or alleviation of IgE-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: December 22, 2015
    Assignee: Pfizer Vaccines LLC
    Inventors: Alan Daniel Brown, Brian Robert Champion, Clare Lees, David Paul Gervais, Lyn Howard Jones, Anne Maria Kristina Kjerrstrom, David Cameron Pryde, Lee Richard Roberts, David Michael Wyatt
  • Publication number: 20140230133
    Abstract: A protective insert for an item of golfing headwear with integral rigid peak. The protective insert is configured to protect a user's head from injury caused by a golf ball.
    Type: Application
    Filed: October 9, 2012
    Publication date: August 21, 2014
    Inventor: Lee Richard Roberts
  • Publication number: 20140017239
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic IgE peptide preferably linked to an immunogenic carrier for the prevention, treatment or alleviation of IgE-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: May 29, 2013
    Publication date: January 16, 2014
    Applicant: PFIZER VACCINES LLC
    Inventors: Alan Daniel Brown, Brian Robert Champion, Clare Christy, David Paul Gervais, Lyn Howard Jones, Anne Maria Kristina Kjerrstrom, David Cameron Pryde, Lee Richard Roberts, David Michael Wyatt
  • Patent number: 8475801
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic IgE peptide preferably linked to an immunogenic carrier for the prevention, treatment or alleviation of IgE-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Grant
    Filed: August 1, 2012
    Date of Patent: July 2, 2013
    Assignee: Pfizer Vaccines, LCC
    Inventors: Alan Daniel Brown, Brian Robert Champion, Clare Christy, David Paul Gervais, Lyn Howard Jones, Anne Maria Kristina Kjerrstrom, David Cameron Pryde, Lee Richard Roberts, David Michael Wyatt
  • Publication number: 20120294848
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic IgE peptide preferably linked to an immunogenic carrier for the prevention, treatment or alleviation of IgE-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: August 1, 2012
    Publication date: November 22, 2012
    Applicant: PFIZER VACCINES LLC
    Inventors: Alan Daniel Brown, Brian Robert Champion, Clare Christy, David Paul Gervais, Lyn Howard Jones, Anne Maria Kristina Kjerrstrom, David Cameron Pryde, Lee Richard Roberts, David Michael Wyatt
  • Patent number: 8298547
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic IgE peptide preferably linked to an immunogenic carrier for the prevention, treatment or alleviation of IgE-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Grant
    Filed: December 9, 2009
    Date of Patent: October 30, 2012
    Assignee: Pfizer Vaccines, LLC
    Inventors: Alan Daniel Brown, Brian Robert Champion, Clare Christy, David Paul Gervais, Lyn Howard Jones, Anne Maria Kristina Kjerrstrom, David Cameron Pryde, Lee Richard Roberts, David Michael Wyatt
  • Patent number: 8093400
    Abstract: The present invention provides compounds of formula (I), or pharmaceutically acceptable derivatives thereof wherein the variables Z, Q, Ring A, V, X, Y and Y? are as defined herein, and pharmaceutical compositions comprising these compounds. The compounds of formula (I) and pharmaceutical compositions comprising them are useful for treating a disorder for which a V1a antagonist is indicated, in particular, dysmenorrhoea.
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: January 10, 2012
    Assignee: Pfizer Inc.
    Inventors: Justin Stephen Bryans, Patrick Stephen Johnson, Lee Richard Roberts, Thomas Ryckmans
  • 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: 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
  • Publication number: 20100317652
    Abstract: The present invention provides compounds of formula (I), or pharmaceutically acceptable derivatives thereof wherein the variables Z, Q, Ring A, V, X, Y and Y? are as defined herein, and pharmaceutical compositions comprising these compounds. The compounds of formula (I) and pharmaceutical compositions comprising them are useful for treating a disorder for which a V1a antagonist is indicated, in particular, dysmenorrhoea.
    Type: Application
    Filed: May 11, 2010
    Publication date: December 16, 2010
    Inventors: Justin Stephen Bryans, Patrick Stephen Johnson, Lee Richard Roberts, Thomas Ryckmans
  • Patent number: 7745630
    Abstract: Compounds of formula (I), or pharmaceutically acceptable derivatives thereof, wherein: Z, O, A, V, Y and Y? are as defined herein; are useful for treating dysmenorreah.
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: June 29, 2010
    Inventors: Justin Stephen Bryans, Patrick Stephen Johnson, Lee Richard Roberts, Thomas Ryckmans
  • Publication number: 20100158933
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic IgE peptide preferably linked to an immunogenic carrier for the prevention, treatment or alleviation of IgE-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: December 9, 2009
    Publication date: June 24, 2010
    Applicant: PFIZER VACCINES LLC
    Inventors: ALAN DANIEL BROWN, BRIAN ROBERT CHAMPION, CLARE CHRISTY, DAVID PAUL GERVAIS, LYN HOWARD JONES, ANNE MARIA KRISTINA KJERRSTROM, DAVID CAMERON PRYDE, LEE RICHARD ROBERTS, DAVID MICHAEL WYATT
  • Publication number: 20090312371
    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: Application
    Filed: June 6, 2006
    Publication date: December 17, 2009
    Applicant: PFIZER LIMITED
    Inventors: Denis Billen, Nathan Anthony Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Walshe