Patents by Inventor Dennis C. Liotta

Dennis C. Liotta 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: 8969381
    Abstract: The disclosure relates to chemokine CXCR4 receptor modulators and uses related thereto. In certain embodiments, the disclosure relates to pharmaceutical compositions comprising compounds disclosed herein or pharmaceutically acceptable salts or prodrugs thereof. In certain embodiments, the compositions disclosed herein are used for managing CXCR4 related conditions, typically prevention or treatment of viral infections such as HIV or for managing cancer.
    Type: Grant
    Filed: December 2, 2011
    Date of Patent: March 3, 2015
    Assignee: Emory University
    Inventors: Lawrence J. Wilson, John Wiseman, Dennis C. Liotta, Michael G. Natchus
  • Publication number: 20140309275
    Abstract: The disclosure relates to compounds, pharmaceutical compositions, and methods of treating or preventing disease. In certain embodiments, the disclosure relates to methods of treating an infection or cancer comprising administering a pharmaceutical composition disclosed herein to a subject in need thereof. In a typical embodiment, one administers a pharmaceutical composition comprising sphingosine or a sphingosine analog to a subject at risk for, exhibiting symptoms of or diagnosed with a malaria infection.
    Type: Application
    Filed: September 27, 2012
    Publication date: October 16, 2014
    Inventors: Dennis C. Liotta, Jason Holt, JR., Michael G. Natchus, Mark T. Baillie, Eric J. Miller, Mary R. Galinski
  • Publication number: 20140275529
    Abstract: Provided are compounds, pharmaceutical compositions and methods of treating or preventing disorders associated with NMDA receptor activity, including schizophrenia, Parkinson's disease, cognitive disorders, depression, neuropathic pain, stroke, traumatic brain injury, epilepsy, and related neurologic events or neurodegeneration. Compounds of the general Formulas A-J, and pharmaceutically acceptable salts, esters, prodrugs or derivatives thereof are disclosed.
    Type: Application
    Filed: June 2, 2014
    Publication date: September 18, 2014
    Inventors: Stephen F. Traynelis, Dennis C. Liotta, Rose M. Santangelo, Ethel C. Garnier
  • Patent number: 8822462
    Abstract: Provided are compounds, pharmaceutical compositions and methods of treating or preventing disorders associated with NMDA receptor activity, including schizophrenia, Parkinson's disease, cognitive disorders, depression, neuropathic pain, stroke, traumatic brain injury, epilepsy, and related neurologic events or neurodegeneration. Compounds of the general Formulas A-J, and pharmaceutically acceptable salts, esters, prodrugs or derivatives thereof are disclosed.
    Type: Grant
    Filed: January 28, 2010
    Date of Patent: September 2, 2014
    Assignee: Emory University
    Inventors: Stephen F. Traynelis, Dennis C. Liotta, Rose M. Santangelo, Ethel C. Garnier
  • Publication number: 20140039187
    Abstract: The invention provides compounds, pharmaceutical compositions and methods of use of certain compounds that are antagonists of the chemokine CXCR4 receptor for the treatment of proliferative conditions mediated by CXCR4 receptors. The compounds provided interfere with the binding of SDF1 to the receptor. These compounds are particularly useful for treating or reducing the severity of hyperproliferative diseases by inhibiting metastasis.
    Type: Application
    Filed: February 13, 2012
    Publication date: February 6, 2014
    Inventors: Hyunsuk Shim, Dennis C. Liotta, James P. Snyder, Weiqiang Zhan, Zhongxing Liang
  • Publication number: 20140031363
    Abstract: Provided are compounds, pharmaceutical compositions and methods of treatment or prophylaxis of disorders associated with NMDA receptor activity, including neuropathic pain, stroke, traumatic brain injury, epilepsy, and related neurologic events or neurodegeneration. Compounds are of the general Formula I, or a pharmaceutically acceptable salt, ester, prodrug or derivative thereof are provided: wherein: each (L)k-Ar1 is a substituted or unsubstituted, mono or bicyclic aryl or heteroaryl; W is a bond, alkyl, or alkenyl; X is a bond, NR1 or O and each R1 and R2 is independently H, alkyl, alkenyl or aralkyl or R1 and R2 taken together form a 5-8 membered ring; R3-R6 are selected from certain specific substituents or a carbonyl; Y is a bond, O, S, SO, SO2, CH2, NH, N(alkyl), or NHC(?O); and Z is OH, NR6R7, NR8SO2(alkyl), NR8C(O)NR6R7, NR8C(O)O(alkyl), NR8-dihydrothiazole, or NR8-dihydroimidazole or wherein Z can fuse with Ar2 to form selected heterocycles.
    Type: Application
    Filed: April 15, 2013
    Publication date: January 30, 2014
    Inventors: Dennis C. Liotta, James P. Snyder, Stephen F. Traynelis, Lawrence Wilson, Cara Mosley, Raymond J. Dingledine, Scott Myers, Yesim Altas Tahirovic
  • Publication number: 20130324552
    Abstract: The disclosure relates to chemokine CXCR4 receptor modulators and uses related thereto. In certain embodiments, the disclosure relates to pharmaceutical compositions comprising compounds disclosed herein or pharmaceutically acceptable salts or prodrugs thereof. In certain embodiments, the compositions disclosed herein are used for managing CXCR4 related conditions, typically prevention or treatment of viral infections such as HIV or for managing cancer.
    Type: Application
    Filed: December 2, 2011
    Publication date: December 5, 2013
    Applicant: Emory University
    Inventors: Lawrence J. Wilson, John Wiseman, Dennis C. Liotta, Michael G. Natchus
  • Patent number: 8507673
    Abstract: Processes for the preparation of certain 5,7-diaminopyrazolo[1,5-?]pyrimidine compounds comprising the reaction of a primary or secondary amine and a protected 5-halo-7-aminopyrazolo[1,5-?]pyrimidine compound in solvent system comprising water and one or more organic solvents, optionally in the presence of an exogenous base.
    Type: Grant
    Filed: June 9, 2011
    Date of Patent: August 13, 2013
    Assignees: Emory University, Imperial College of Science and Technology
    Inventors: Dennis C. Liotta, James P. Snyder, Ashutosh S. Jogalekar, Anthony G. M. Barrett, Matthew John Fuchter, Matthew J. Cook, Sebastian H. B. Kroll
  • Publication number: 20130157971
    Abstract: 2?-Fluoro-nucleoside compounds are disclosed which are useful in the treatment of hepatitis B infection, hepatitis C infection, HIV and abnormal cellular proliferation, including tumors and cancer. The compounds have the general formulae: wherein Base is a purine or pyrimidine base; R1 is OH, H, OR3, N3, CN, halogen, CF3, lower alkyl, amino, loweralkylamino, di(lower)alkylamino, or alkoxy; R2 is H, phosphate, or a stabilized phosphate prodrug; acyl, or other pharmaceutically acceptable leaving benzyl, a lipid, an amino acid, peptide, or cholesterol; and R3 is acyl, alkyl, phosphate, or other pharmaceutically acceptable leaving group; or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: April 2, 2012
    Publication date: June 20, 2013
    Inventors: RAYMOND F. SCHINAZI, Dennis C. Liotta, Chung K. Chu, J. Jeffrey McAtee
  • Patent number: 8420680
    Abstract: Provided are compounds, pharmaceutical compositions and methods of treatment or prophylaxis of disorders associated with NMDA receptor activity, including neuropathic pain, stroke, traumatic brain injury, epilepsy, and related neurologic events or neurodegeneration. Compounds are of the general Formula I, or a pharmaceutically acceptable salt, ester, prodrug or derivative thereof are provided: wherein: each (L)k-Ar1 is a substituted or unsubstituted, mono or bicyclic aryl or heteroaryl; W is a bond, alkyl, or alkenyl; X is a bond, NR1 or O and each R1 and R2 is independently H, alkyl, alkenyl or aralkyl or R1 and R2 taken together form a 5-8 membered ring; R3?R6 are selected from certain specific substituents or a carbonyl; Y is a bond, O, S, SO, SO2, CH2, NH, N(alkyl), or NHC(?O); and Z is OH, NR6R7, NR8SO2(alkyl), NR8C(O)NR6R7, NR8C(O)O(alkyl), NR8-dihydrothiazole, or NR8-dihydroimidazole or wherein Z can fuse with Ar2 to form selected heterocycles.
    Type: Grant
    Filed: June 30, 2008
    Date of Patent: April 16, 2013
    Assignees: Emory University, NeurOp, Inc.
    Inventors: Dennis C. Liotta, James P. Snyder, Stephen F. Traynelis, Lawrence Wilson, Cara Mosley, Raymond J. Dingledine, Yesim Altas Tahirovic, Scott J. Myers
  • Publication number: 20120294803
    Abstract: The invention provides radiolabeled CXCR4 antagonists, compositions and methods of use for imaging of chemokine CXCR4 receptors and biological conditions associated with the expression of CXCR4 receptors, including cancer, metastasis, and inflammatory disorders.
    Type: Application
    Filed: January 27, 2011
    Publication date: November 22, 2012
    Applicant: EMORY UNIVERSITY
    Inventors: Hyunsuk Shim, Dennis C. Liotta, Mark M. Goodman, Aizhi Zhu
  • Patent number: 8193249
    Abstract: The present invention provides synthetic methods and compositions for treatment of autoimmune and anti-inflammatory disorders comprising administering an effective amount of a derivative of triptolide alone or in combination or alternation with other anti-autoimmune or anti-inflammatory compounds.
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: June 5, 2012
    Assignee: Emory University
    Inventors: Susheng Wang, Dennis C. Liotta, James P. Snyder, Hariharan Venkatesan
  • Patent number: 8168583
    Abstract: 2?-Fluoro-nucleoside compounds are disclosed which are useful in the treatment of hepatitis B infection, hepatitis C infection, HIV and abnormal cellular proliferation, including tumors and cancer. The compounds have the general formulae: wherein Base is a purine or pyrimidine base; R1 is OH, H, OR3, N3, CN, halogen, CF3, lower alkyl, amino, loweralkylamino, di(lower)alkylamino, or alkoxy; R2 is H, phosphate, or a stabilized phosphate prodrug; acyl, or other pharmaceutically acceptable leaving benzyl, a lipid, an amino acid, peptide, or cholesterol; and R3 is acyl, alkyl, phosphate, or other pharmaceutically acceptable leaving group; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: July 27, 2009
    Date of Patent: May 1, 2012
    Assignees: University of Georgia Research Foundation, Inc., Emory University
    Inventors: Raymond F. Schinazi, Dennis C. Liotta, Chung K. Chu, J. Jeffrey McAtee, Junxing Shi, Yongseok Choi, Kyeong Lee, Joon H. Hong
  • Publication number: 20120041198
    Abstract: Processes for the preparation of certain 5,7-diaminopyrazolo[1,5-?]pyrimidine compounds comprising the reaction of a primary or secondary amine and a protected 5-halo-7-aminopyrazolo[1,5-?]pyrimidine compound in solvent system comprising water and one or more organic solvents, optionally in the presence of an exogenous base.
    Type: Application
    Filed: June 9, 2011
    Publication date: February 16, 2012
    Inventors: Dennis C. Liotta, James P. Snyder, Ashutosh S. Jogalekar, Anthony G.M. Barrett, Matthew John Fuchter, Matthew J. Cook, Sebastian H.B. Kroll
  • Patent number: 8114994
    Abstract: Provided are cyclobutyl nucleosides and methods for their use in treatment of infections including Retroviridae (including HIV), Hepadnaviridae (including HBV), or Flaviviridae (including BVDV and HCV) infection, or conditions related to abnormal cellular proliferation, in a host, including animals, and especially humans.
    Type: Grant
    Filed: February 10, 2009
    Date of Patent: February 14, 2012
    Assignee: Emory University
    Inventors: Dennis C. Liotta, Shuli Mao, Michael Hager, Raymond F Schinazi
  • Patent number: 8114884
    Abstract: The invention provides compounds, pharmaceutical compositions and methods of use of certain compounds that are antagonists of the chemokine CXCR4 receptor for the treatment of proliferative conditions mediated by CXCR4 receptors. The compounds provided interfere with the binding of SDF1 to the receptor. These compounds are particularly useful for treating or reducing the severity of hyperproliferative diseases by inhibiting metastasis.
    Type: Grant
    Filed: January 9, 2006
    Date of Patent: February 14, 2012
    Assignee: Emory University
    Inventors: Hyunsuk Shim, Dennis C. Liotta, James P. Snyder, Weiqiang Zhan, Zhongxing Liang
  • Publication number: 20120028977
    Abstract: Provided are compounds, pharmaceutical compositions and methods of treating or preventing disorders associated with NMDA receptor activity, including schizophrenia, Parkinson's disease, cognitive disorders, depression, neuropathic pain, stroke, traumatic brain injury, epilepsy, and related neurologic events or neurodegeneration. Compounds of the general Formulas A-J, and pharmaceutically acceptable salts, esters, prodrugs or derivatives thereof are disclosed.
    Type: Application
    Filed: January 28, 2010
    Publication date: February 2, 2012
    Applicant: EMORY UNIVERSITY
    Inventors: Stephen F. Traynelis, Dennis C. Liotta, Rose M. Santangelo, Ethel C. Garnier
  • Publication number: 20120022070
    Abstract: Novel classes of molecular chaperone Heat shock protein 90 (Hsp90) inhibitors are disclosed. These compounds are useful in treating and preventing cancer and other Hsp90-related diseases and conditions, such as inflammation and neurodegenerative disorders. Methods of treating and preventing cancer and other Hsp90 related diseases and conditions are disclosed that include administering to the subject a therapeutically effective amount of an Hsp90 inhibitor. Methods of preparing the novel Hsp90 inhibitors are also provided.
    Type: Application
    Filed: October 6, 2009
    Publication date: January 26, 2012
    Applicant: EMORY UNIVERSITY
    Inventors: Jaeki Min, Pahk Thepchatri, Yuhong Du, Dennis C. Liotta, Haian Fu
  • Publication number: 20110319416
    Abstract: Provided are compounds, pharmaceutical compositions and methods of treating or preventing disorders associated with NMDA receptor activity, including schizophrenia, Parkinson's disease, cognitive disorders, depression, neuropathic pain, stroke, traumatic brain injury, epilepsy, and related neurologic events or neurodegeneration. Compounds of the general Formulas A-E, and pharmaceutically acceptable salts, esters, prodrugs or derivatives thereof are disclosed.
    Type: Application
    Filed: January 28, 2010
    Publication date: December 29, 2011
    Applicant: EMORY UNIVERSITY
    Inventors: Stephen F. Traynelis, Dennis C. Liotta, Cara Mosley, Timothy M. Acker, Sommer Zimmerman
  • Patent number: 8080659
    Abstract: The invention provides compounds, pharmaceutical compositions and methods of use of certain compounds that are antagonists of the chemokine CXCR4 receptor for the treatment of proliferative conditions mediated by CXCR4 receptors or for the treatment of viral infections. The compounds provided interfere with the binding of SDF1 to the receptor. These compounds are particularly useful for treating or reducing the severity of hyperproliferative diseases by inhibiting metastasis, or for reducing entry of HIV in to a cell while not reducing the capacity of the stem cells to proliferate. The compounds may be useful for long term treatment regimes.
    Type: Grant
    Filed: July 11, 2007
    Date of Patent: December 20, 2011
    Assignee: Emory University
    Inventors: Dennis C. Liotta, James P. Snyder, Weiqiang Zhan