Patents by Inventor Peter A. Crooks

Peter A. Crooks 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: 8501819
    Abstract: A composition and method for treatment of cancer. The composition for treating a skin disorder, comprising: a Nitrogen Mustard or an HX salt of the Nitrogen Mustard, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol does not include petrolatum or ethanol. The method comprises topically applying the composition of a Nitrogen Mustard or a HX salt of the Nitrogen Mustard to the affected skin, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol.
    Type: Grant
    Filed: November 17, 2010
    Date of Patent: August 6, 2013
    Assignee: Ceptaris Therapeutics, Inc.
    Inventors: Robert Alonso, Peter A. Crooks, Mark A. Pimley
  • Patent number: 8501818
    Abstract: Provided are stable compositions comprising alkylating agents, including nitrogen mustards, that are suitable for topical use, and methods for treating skin disorders comprising topically administering the compositions.
    Type: Grant
    Filed: January 14, 2010
    Date of Patent: August 6, 2013
    Assignee: Ceptaris Therapeutics, Inc.
    Inventors: Robert Alonso, Martin Stogniew, Peter A. Crooks, Mark A. Pimley, David R. Worthen
  • Patent number: 8470875
    Abstract: The present invention provides compounds of the formula (I) or a pharmaceutically acceptable salt, ester or prodrug thereof.
    Type: Grant
    Filed: February 13, 2012
    Date of Patent: June 25, 2013
    Assignee: University of Kentucky
    Inventors: Peter A. Crooks, Craig T. Jordan, Xiaochen Wei
  • Patent number: 8450375
    Abstract: A composition and method for treatment of cancer. The composition for treating a skin disorder, comprising: a Nitrogen Mustard or an HX salt of the Nitrogen Mustard, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier that does not include petrolatum or ethanol does not include petrolatum or ethanol. The method comprises topically applying the composition of a Nitrogen Mustard or a HX salt of the Nitrogen Mustard to the affected skin, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier does not include petrolatum or ethanol.
    Type: Grant
    Filed: March 14, 2006
    Date of Patent: May 28, 2013
    Assignee: Ceptaris Therapeutics, Inc.
    Inventors: Robert Alonso, Peter A. Crooks, Mark A. Pimley, Abeer M. Al-Ghananeem
  • Patent number: 8304421
    Abstract: Indole derivatives that are useful in the treatment of cancer as a chemotherapeutic agent or radiosensitizing agent.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: November 6, 2012
    Assignees: Vanderbilt University, University of Kentucky Research Foundation
    Inventors: Peter A. Crooks, Thirupathi R. Yerramreddy, Narsimha R. Penthala, Michael L. Freeman, Sekhar R. Konjeti
  • Patent number: 8299253
    Abstract: Provided are tris-quaternary ammonium compounds which are modulators of nicotinic acetylocholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse and or gastrointestinal tract disorders.
    Type: Grant
    Filed: December 22, 2006
    Date of Patent: October 30, 2012
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter Crooks, Linda Dwoskin, Roger Papke, Guangrong Zheng, Sangeetha P Sumithran
  • Patent number: 8288420
    Abstract: Compounds incorporating aryl substituted olefinic amine are provided. Representative compounds are (4E)-N-methyl-5-(3-pyridyl)-4-penten-2-amine, (4E)-N-methyl-5-(5-pyrimidinyl)-4-penten-2-amine, (4E)-N-methyl-5-(5-methoxy-3-pyridyl)-4-penten-2-amine, (4E)-N-methyl-5-(6-amino-5-methyl-3-pyridyl)-4-penten-2-amine, (2R)-(4E)-N-methyl-5-(3-pyridyl)-4-penten-2-amine, (2R)-(4E)-N-methyl-5-(5-isopropoxy-3-pyridyl)-4-penten-2-amine, (4E)-N-methyl-5-(5-bromo-3-pyridyl)-4-penten-2-amine, (4E)-N-methyl-5-(5-ethoxy-3-pyridyl)-4-penten-2-amine, (2S)-(4E)-N-methyl-5-(3-pyridyl)-4-penten-2-amine, (4E)-N-methyl-5-(5-isopropoxy-3-pyridyl)-4-penten-2-amine and (2S)-(4E)-N-methyl-5-(5-isopropoxy-3-pyridyl)-4-penten-2-amine.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: October 16, 2012
    Assignee: Targacept, Inc.
    Inventors: William Scott Caldwell, Gary Maurice Dull, Balwinder Singh Bhatti, Srishakumar Basawannappa Hadimani, Haeil Park, Jared Miller Wagner, Peter A. Crooks
  • Publication number: 20120165308
    Abstract: The present invention provides compounds of the formula (I) or a pharmaceutically acceptable salt, ester or prodrug thereof.
    Type: Application
    Filed: February 13, 2012
    Publication date: June 28, 2012
    Applicant: UNIVERSITY OF KENTUCKY
    Inventors: Peter A. Crooks, Craig T. Jordan, Xiaochen Wei
  • Publication number: 20120122943
    Abstract: Melampomagnolide B is disclosed as a new antileukemic sesquiterpene. A biotin-conjugated derivative of melampomagnolide B was prepared to elucidate its mechanism of action. Prodrugs of Melampomagnolide B are disclosed.
    Type: Application
    Filed: October 21, 2011
    Publication date: May 17, 2012
    Applicant: UNIVERSITY OF KENTUCKY RESEARCH FOUNDATION
    Inventors: Peter A. Crooks, Craig T. Jordan, Shanshan Pei, Shama Nasim
  • Patent number: 8178678
    Abstract: Provided are bis-quaternary ammonium compounds which are modulators of nicotinic acetylcholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse, and or gastrointestinal tract disorders.
    Type: Grant
    Filed: May 14, 2007
    Date of Patent: May 15, 2012
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter Crooks, Linda P. Dwoskin, Guangrong Zheng, Zhenfa Zhang, Sangeetha Sumithran, Marharyta Pivavarchyk
  • Patent number: 8124652
    Abstract: The present invention provides compounds of the formula (I) wherein: X1, X2 and X3 are heteroatoms; R4, R5, R6, R7, R8, R9 and R10 are independently selected from H, halo, —OH, —NO2, —CN and optionally substituted aliphatic, cycloalkyl, heterocycloalkyl, aryl or heteroaryl; and Z is optionally substituted C1-8 straight-chained or branched aliphatic, optionally containing 1 or more double or triple bonds, wherein one or more carbons are optionally replaced by R* wherein R* is optionally substituted cycloalkyl, heterocycloalkyl, aryl or heteroaryl; an amino acid residue, H, —CN, —C(O)—, —C(O)C(O)—, —C(O)NR1—, —C(O)NR1NR2—, —C(O)O—, —OC(O)—, —NR1CO2—, —O—, —NR1C(O)NR2—, —OC(O)NR1—, —NR1NR2—, —NR1C(O)—, —S—, —SO—, —SO2—, —NR1—, —SO2NR1—, —NR1R2, or —NR1SO2—, wherein R1 and R2 are independently selected from H and optionally substituted aliphatic, cycloalkyl, heterocycloalkyl, aryl or heteroaryl; or where R* is NR1R2, R1 and R2 optionally together with the nitrogen atom form an optionally substituted 5-12 me
    Type: Grant
    Filed: January 25, 2010
    Date of Patent: February 28, 2012
    Assignee: University of Kentucky
    Inventors: Peter A. Crooks, Craig T. Jordan, Xiaochen Wei
  • Patent number: 8101779
    Abstract: Methods for the enantioselective synthesis of (+) and (?) lofexidine or 2-[1-(2,6)-dichlorophenoxy)-ethyl]-1,3-diazacyclopent-2-ene involve converting (+) or (?) 1-methyl-1-[2,6-dichlorophenoxy]ethanamide to an (+) or (?) imino-ether intermediate by electrophilic attack of the amide oxygen by a trimethoxonium ion and, without isolation, converting the (+) or (?) imino-ether intermediate to (+) or (?) 2-[1-(2,6-dichlorophenoxy)-ethyl]1,3-diazacyclopent-2-ene by adding ethylene diamine; and optionally converting the (+) or (?) 2-[1-(2,6-dichlorophenoxy)-ethyl]1,3-diazacyclopent-2-ene into a pharmaceutically acceptable acid addition salt thereof.
    Type: Grant
    Filed: October 6, 2009
    Date of Patent: January 24, 2012
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter A. Crooks, Ashish Pramod Vartak
  • Publication number: 20110166177
    Abstract: Provided are methods for using bis-quaternary ammonium compounds to treat inflammatory pain, neuropathic pain and nociceptive pain.
    Type: Application
    Filed: September 13, 2010
    Publication date: July 7, 2011
    Applicant: University of Kentucky Research Foundation
    Inventors: Joseph R. HOLTMAN, Peter A. Crooks, Linda P. Dwoskin, J. Michael McIntosh, Elzbieta Pogonowska Wala
  • Publication number: 20110112130
    Abstract: The present invention relates to the field of pain management, and more particularly to synergistic codrugs comprising an opioid and nornicotine which have been combined to form a single chemical codrug entity. When the codrug is administered it produces a synergistic analgesic response to pain.
    Type: Application
    Filed: March 27, 2009
    Publication date: May 12, 2011
    Applicant: University of Kentucky Research Foundation
    Inventors: Joseph R. Holtman, Peter A. Crooks, Ujjwal Chakraborty
  • Publication number: 20110112131
    Abstract: The present invention relates to the field of pain management, and more particularly to synergistic codrugs comprising an opioid and ketamine or norketamine which have been combined to form a single chemical codrug entity. When the codrug is administered it produces a synergistic analgesic response to pain.
    Type: Application
    Filed: March 27, 2009
    Publication date: May 12, 2011
    Applicant: University of Kentucky Research Foundation A144 ASTeCC Building
    Inventors: Joseph R. Holtman, Peter A. Crooks, Ujjwal Chakraborty
  • Publication number: 20110105556
    Abstract: Provided are tris-quaternary ammonium compounds which are modulators of nicotinic acetylocholine receptors. Also provided are methods of using the compounds for modulating the function of a nicotinic acetylcholine receptor, and for the prevention and/or treatment of central nervous system disorders, substance use and/or abuse and or gastrointestinal tract disorders.
    Type: Application
    Filed: December 22, 2006
    Publication date: May 5, 2011
    Applicant: UNIVERSITY OF KENTUCKY RESEARCH FOUNDATION
    Inventors: Peter A. Crooks, Linda P. Dwoskin, Roger Papke, Guangrong Zheng, Sangeetha Sumithran
  • Publication number: 20110065803
    Abstract: A composition and method for treatment of cancer. The composition for treating a skin disorder, comprising: a Nitrogen Mustard or an HX salt of the Nitrogen Mustard, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier that does not include petrolatum or ethanol does not include petrolatum or ethanol. The method comprises topically applying the composition of a Nitrogen Mustard or a HX salt of the Nitrogen Mustard to the affected skin, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier does not include petrolatum or ethanol.
    Type: Application
    Filed: November 17, 2010
    Publication date: March 17, 2011
    Inventors: Robert Alonso, Peter A. Crooks, Mark A. Pimley
  • Publication number: 20110015246
    Abstract: The invention relates to methods for treatment of CNS disease and pathologies using non-racemic mixtures of lofexidine enantiomers. The invention also relates to processes for the manufacture of chirally pure enantiomers of lofexidine.
    Type: Application
    Filed: March 14, 2006
    Publication date: January 20, 2011
    Applicant: Agean LLC
    Inventors: George Digenis, Peter Crooks, Abeer Al-Ghananeem
  • Patent number: 7872050
    Abstract: A composition and method for treatment of cancer. The composition for treating a skin disorder, comprising: a Nitrogen Mustard or an HX salt of the Nitrogen Mustard, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier that does not include petrolatum or ethanol does not include petrolatum or ethanol. The method comprises topically applying the composition of a Nitrogen Mustard or a HX salt of the Nitrogen Mustard to the affected skin, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier does not include petrolatum or ethanol.
    Type: Grant
    Filed: March 7, 2006
    Date of Patent: January 18, 2011
    Assignee: Yaupon Therapeutics Inc.
    Inventors: Robert Alonso, Peter A. Crooks, Mark A. Pimley
  • Patent number: 7838564
    Abstract: A composition and method for treatment of cancer. The composition for treating a skin disorder, comprising: a Nitrogen Mustard or an HX salt of the Nitrogen Mustard, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier that does not include petrolatum or ethanol does not include petrolatum or ethanol. The method comprises topically applying the composition of a Nitrogen Mustard or a HX salt of the Nitrogen Mustard to the affected skin, wherein the Nitrogen Mustard or the HX salt of the Nitrogen Mustard is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol, wherein the non-aqueous vehicle or carrier does not include petrolatum or ethanol.
    Type: Grant
    Filed: August 27, 2009
    Date of Patent: November 23, 2010
    Assignee: Yaupon Therapeutics Inc.
    Inventors: Robert Alonso, Peter A. Crooks, Mark A. Pimley, Abeer M. Al-Ghananeem