Patents by Inventor Spiros Liras

Spiros Liras 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: 10851367
    Abstract: The present application provides compounds, compositions, uses thereof for the treatment of diseases, conditions and/or disorders, and uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: December 1, 2020
    Assignees: Pfizer Inc., The Regents of the University of California
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Aaron Thuma, Jennifer A. Doudna, Romain Rouet
  • Patent number: 10813942
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Grant
    Filed: June 24, 2019
    Date of Patent: October 27, 2020
    Assignee: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Publication number: 20190321382
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Application
    Filed: June 24, 2019
    Publication date: October 24, 2019
    Applicant: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Patent number: 10376531
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: August 13, 2019
    Assignee: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Publication number: 20180296585
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Application
    Filed: June 29, 2018
    Publication date: October 18, 2018
    Applicant: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Patent number: 10039778
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: August 7, 2018
    Assignee: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Publication number: 20170165284
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Application
    Filed: February 16, 2017
    Publication date: June 15, 2017
    Applicant: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Publication number: 20170137801
    Abstract: The present application provides compounds, compositions, uses thereof for the treatment of diseases, conditions and/or disorders, and uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Application
    Filed: November 9, 2016
    Publication date: May 18, 2017
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Aaron Thuma, Jennifer A. Doudna, Romain Rouet
  • Patent number: 9617293
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: April 11, 2017
    Assignee: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Publication number: 20160207953
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Application
    Filed: April 7, 2016
    Publication date: July 21, 2016
    Applicant: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Patent number: 9340553
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Grant
    Filed: May 18, 2015
    Date of Patent: May 17, 2016
    Assignee: Pfizer Inc.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Publication number: 20150329555
    Abstract: Compounds of Formula (A) are described herein and the uses thereof for the treatment of diseases, conditions and/or disorders mediated by pharmaceutical compositions and the uses thereof as asialoglycoprotein receptor (ASGPR) targeting agents.
    Type: Application
    Filed: May 18, 2015
    Publication date: November 19, 2015
    Applicant: PFIZER INC.
    Inventors: Spiros Liras, Vincent Mascitti, Benjamin Thuma
  • Publication number: 20100267698
    Abstract: This invention relates to benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds, all of which may be described by of Formula I The invention is particularly related to such compounds that bind with high selectivity and high affinity to the benzodiazepine site of GABAA receptors. This invention also relates to pharmaceutical compositions comprising such compounds and to the use of such compounds in treatment of certain central nervous system (CNS) diseases. Novel processes for preparing compounds of Formula I are disclosed. This invention also relates to the use of benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds of Formula I in combination with one or more other CNS agents to potentiate the effects of the other CNS agents. Additionally this invention relates to the use such compounds as probes for the localization of GABAA receptors in tissue sections.
    Type: Application
    Filed: January 5, 2010
    Publication date: October 21, 2010
    Inventors: Guiying Li, Pamela Albaugh, Kevin S. Currie, Guolin Cai, Linda M. Gustavson, Kyungae Lee, Alan Hutchison, George D. Maynard, Jun Yuan, Ling Hong Xie, Manuka Ghosh, Nian Liu, George P. Luke, Scott Mitchell, Martin Patrick Allen, Spiros Liras
  • Patent number: 7642267
    Abstract: This invention relates to benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds, all of which may be described by of Formula I. The invention is particularly related to such compounds that bind with high selectivity and high affinity to the benzodiazepine site of GABAA receptors. This invention also relates to pharmaceutical compositions comprising such compounds and to the use of such compounds in treatment of certain central nervous system (CNS) diseases. Novel processes for preparing compounds of Formula I are disclosed. This invention also relates to the use of benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds of Formula I in combination with one or more other CNS agents to potentiate the effects of the other CNS agents. Additionally this invention relates to the use such compounds as probes for the localization of GABAA receptors in tissue sections.
    Type: Grant
    Filed: November 19, 2007
    Date of Patent: January 5, 2010
    Assignee: Neurogen Corporation
    Inventors: Guiying Li, Pamela Albaugh, Kevin S. Currie, Guolin Cai, Linda M. Gustavson, Kyungae Lee, Alan Hutchison, George D. Maynard, Jun Yuan, Ling Hong Xie, Manuka Ghosh, Nian Liu, George P. Luke, Scott Mitchell, Martin Patrick Allen, Spiros Liras
  • Patent number: 7521464
    Abstract: The invention provides compounds of Formula I: wherein R1, R2, R3, R4, R6, R7, R8 and A are as defined. Compounds of formula I have activity inhibiting production of A?-peptide. The invention also provides pharmaceutical compositions and methods for treating diseases, for example Alzheimer's disease, in mammals comprising compounds of Formula I.
    Type: Grant
    Filed: July 2, 2007
    Date of Patent: April 21, 2009
    Assignee: Pfizer Inc.
    Inventors: Yuhpyng L. Chen, Spiros Liras, Robert L. Rosati, Martin P. Allen
  • Publication number: 20090023756
    Abstract: The invention pertains to substituted quinazoline compounds of structures (I) and (II) that serve as effective phosphodiesterase (PDE) inhibitors. The invention also relates to compounds which are selective inhibitors of PDE-10. The invention further relates to intermediates for preparation of such compounds; pharmaceutical compositions comprising such compounds; and the use of such compounds in methods for treating certain central nervous system (CNS) or other disorders. The invention relates also to methods for treating neurodegenerative and psychiatric disorders, for example psychosis and disorders comprising deficient cognition as a symptom. (I, II).
    Type: Application
    Filed: February 9, 2007
    Publication date: January 22, 2009
    Inventors: Martin Patrick Allen, Thomas Allen Chappie, John Michael Humphrey, Spiros Liras
  • Patent number: 7456177
    Abstract: The present invention provides a compound having the structure of formula I: wherein R1 is hydrogen, (C1–C6) alkyl, unconjugated (C3–C6) alkenyl, benzyl, YC(?O)(C1–C6) alkyl or —CH2CH2—O—(C1–C4) alkyl; X is CH2 or CH2CH2; Y is (C2–C6) alkylene; Z is (CH2)m, CF2, or C(?O), where m is 0, 1 or 2; R2 and R3 are selected independently from hydrogen, halogen, —(C1–C6) alkyl optionally substituted with from 1 to 7 halogen atoms, and —O(C1–C6) alkyl optionally substituted with from 1 to 7 halogen atoms, or R2 and R3 each together with the atom to which it is connected independently form C(?O), S?O, S(?O)2, or N?O; and is a 5- to 7-membered monocyclic heteroaryl group selected from pyridinyl, pyridone, pyridazinyl, imidazolyl, pyrimidinyl, pyrazolyl, triazolyl, pyrazinyl, furyl, thienyl, isoxazolyl, thiazolyl, oxazolyl, isothiazolyl, pyrrolyl, cinnolinyl, triazinyl, oxadiazolyl, thiadiazolyl and furazanyl groups.
    Type: Grant
    Filed: July 12, 2004
    Date of Patent: November 25, 2008
    Assignee: Pfizer Inc.
    Inventors: Martin P. Allen, Jotham W. Coe, Spiros Liras, Christopher J. O'Donnell, Brian T. O'Neill
  • Publication number: 20080227793
    Abstract: This invention relates to benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds, all of which may be described by of Formula I The invention is particularly related to such compounds that bind with high selectivity and high affinity to the benzodiazepine site of GABAA receptors. This invention also relates to pharmaceutical compositions comprising such compounds and to the use of such compounds in treatment of certain central nervous system (CNS) diseases. Novel processes for preparing compounds of Formula I are disclosed. This invention also relates to the use of benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds of Formula I in combination with one or more other CNS agents to potentiate the effects of the other CNS agents. Additionally this invention relates to the use such compounds as probes for the localization of GABAA receptors in tissue sections.
    Type: Application
    Filed: November 19, 2007
    Publication date: September 18, 2008
    Inventors: Guiying Li, Pamela Albaugh, Kevin S. Currie, Guolin Cai, Linda M. Gustavson, Kyungae Lee, Alan Hutchison, George D. Maynard, Jun Yuan, Ling Hong Xie, Manuka Ghosh, Nian Liu, George P. Luke, Scott Mitchell, Martin Patrick Allen, Spiros Liras
  • Patent number: 7300945
    Abstract: This invention relates to benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds, all of which may be described by of Formula I The invention is particularly related to such compounds that bind with high selectivity and high affinity to the benzodiazepine site of GABAA receptors. This invention also relates to pharmaceutical compositions comprising such compounds and to the use of such compounds in treatment of certain central nervous system (CNS) diseases. Novel processes for preparing compounds of Formula I are disclosed. This invention also relates to the use of benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds of Formula I in combination with one or more other CNS agents to potentiate the effects of the other CNS agents. Additionally this invention relates to the use such compounds as probes for the localization of GABAA receptors in tissue sections.
    Type: Grant
    Filed: July 12, 2005
    Date of Patent: November 27, 2007
    Assignee: Neurogen Corporation
    Inventors: Guiying Li, Pamela Albaugh, Kevin S. Currie, Guolin Cai, Linda M. Gustavson, Kyungae Lee, Alan Hutchison, George D. Maynard, Jun Yuan, Ling Hong Xie, Manuka Ghosh, Nian Liu, George P. Luke, Scott Mitchell, Martin Patrick Allen, Spiros Liras
  • Publication number: 20070270474
    Abstract: The invention provides compounds of Formula I: wherein R1, R2, R3, R4, R6, R7, R8 and A are as defined. Compounds of formula I have activity inhibiting production of A?-peptide. The invention also provides pharmaceutical compositions and methods for treating diseases, for example Alzheimer's disease, in mammals comprising compounds of Formula I.
    Type: Application
    Filed: July 2, 2007
    Publication date: November 22, 2007
    Inventors: Yuhpyng Chen, Spiros Liras, Robert Rosati, Martin Allen