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: 8884027
    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: Grant
    Filed: October 21, 2011
    Date of Patent: November 11, 2014
    Assignees: University of Rochester, University of Kentucky Research Foundation
    Inventors: Peter A. Crooks, Craig T. Jordan, Shanshan Pei, Shama Nasim
  • Patent number: 8846937
    Abstract: Provided are monoquaternary 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: June 15, 2007
    Date of Patent: September 30, 2014
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter Crooks, Linda P. Dwoskin, Guangrong Zheng, Sangeetha Sumithran, Zhenfa Zheng
  • Publication number: 20140194526
    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: January 13, 2014
    Publication date: July 10, 2014
    Applicant: ACTELION PHARMACEUTICALS LTD.
    Inventors: Robert ALONSO, Peter A. CROOKS, Mark A. PIMLEY
  • Publication number: 20140187810
    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: Application
    Filed: June 28, 2013
    Publication date: July 3, 2014
    Applicant: Actelion Pharmaceuticals, Ltd.
    Inventors: Robert ALONSO, Martin STOGNIEW, Peter A. CROOKS, Mark A. PIMLEY, David R. WORTHEN
  • Publication number: 20140155491
    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: June 6, 2013
    Publication date: June 5, 2014
    Inventors: Robert Alonso, Peter A. Crooks, Mark A. Pimley
  • Publication number: 20140142193
    Abstract: A composition and method for treatment of cancer. The composition for treating a skin disorder, comprising: an alkylating agent such as, for example, a Nitrogen Mustard or an HX salt of the Nitrogen Mustard, wherein the alkylating agent 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 the alkylating agent to the affected skin, wherein the alkylating agent 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: June 6, 2013
    Publication date: May 22, 2014
    Applicant: Actelion Pharmaceuticals, Ltd.
    Inventors: Robert Alonso, Barry R. Walker, Peter A. Crooks
  • Patent number: 8716329
    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: June 24, 2013
    Date of Patent: May 6, 2014
    Assignee: University of Kentucky
    Inventors: Peter A. Crooks, Craig T. Jordan, Xiaochen Wei
  • Patent number: 8710070
    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: Grant
    Filed: March 27, 2009
    Date of Patent: April 29, 2014
    Assignee: University of Kentucky Research Foundation
    Inventors: Joseph R. Holtman, Peter A. Crooks, Ujjwal Chakraborty
  • Patent number: 8710069
    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: Grant
    Filed: March 27, 2009
    Date of Patent: April 29, 2014
    Assignee: University of Kentucky Research Foundation
    Inventors: Joseph R. Holtman, Peter A. Crooks, Ujjwal Chakraborty
  • Patent number: 8703803
    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: September 21, 2012
    Date of Patent: April 22, 2014
    Inventors: Peter A. Crooks, Linda P. Dwoskin, Roger Papke, Guangrong Zheng, Sangeetha Sumithran
  • Publication number: 20140080866
    Abstract: Provided are tris-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: Application
    Filed: November 26, 2013
    Publication date: March 20, 2014
    Applicant: University of Kentucky Research Foundation
    Inventors: Peter Crooks, Linda DWOSKIN, Roger Papke, Guangrong ZHENG, Sangeetha SUMITHRAN
  • Publication number: 20140080859
    Abstract: Provided are bis-quaternary ammonium cyclophane 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: Application
    Filed: November 22, 2013
    Publication date: March 20, 2014
    Applicant: University of Kentucky Research Foundation
    Inventors: Peter Crooks, Linda Dwoskin, Guangrong Zheng, Sangeetha Sumithran, Davis Allen, Zhenfa Zheng, Paul Lockman
  • Patent number: 8664278
    Abstract: A composition for treating psoriasis, mycosis fungoides or alopecia comprising bis-(2-chloroethyl)methylamine or an HX salt and the pharmaceutically acceptable excipient HOCH2CH2OCH2CH2OR79, wherein R79 is a linear alkyl group having 1-6 carbon atoms.
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: March 4, 2014
    Assignee: Actelion Pharmaceuticals, Ltd.
    Inventors: Robert Alonso, Peter A. Crooks, Mark A. Pimley
  • Patent number: 8653275
    Abstract: Provided are bis-quaternary ammonium cyclophane 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 11, 2007
    Date of Patent: February 18, 2014
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter Crooks, Linda P. Dwoskin, Guangrong Zheng, Sangeetha Sumithran, Davis D. Allen, Zhenfa Zheng, Paul Lockman
  • Patent number: 8653271
    Abstract: The present invention is directed to novel codrugs comprising bupropion or hydroxybupropion and an opioid antagonist or an opioid agonist joined together by chemical bonding. The codrugs provide a significant increase in the transdermal flux across human skin, as compared to the basic opioid antagonist or opioid agonist.
    Type: Grant
    Filed: October 18, 2007
    Date of Patent: February 18, 2014
    Assignee: University of Kentucky Research Foundation
    Inventors: Audra L. Stinchcomb, Peter A. Crooks, Mohamed O. Hamad, Paul K. Kiptoo
  • Patent number: 8629163
    Abstract: Provided are tetrakis-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: October 29, 2008
    Date of Patent: January 14, 2014
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter A. Crooks, Linda P. Dwoskin, Zhenfa Zhang, Marharyta Pivavarchyk
  • Publication number: 20130288371
    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: Application
    Filed: June 24, 2013
    Publication date: October 31, 2013
    Inventors: Peter A. Crooks, Craig T. Jordan, Xiaochen Wei
  • Patent number: 8546415
    Abstract: N-n-Alkylation of nicotine converts nicotine from an agonist into an antagonist specifically for neuronal nicotinic acetylcholine receptor subtypes mediating nicotine-evoked dopamine release. Conformationally restricted analogs exhibit both high affinity and selectivity at this site, and are able to access the brain due to their ability to act as substrates for the blood-brain barrier choline transporter.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: October 1, 2013
    Assignee: University of Kentucky Research Foundation
    Inventors: Peter A. Crooks, Linda P. Dwoskin, Joshua Ayers, Vladimir Grinevich, Sangeetha Sumithran
  • Publication number: 20130231366
    Abstract: This application provides a method for the use of select quaternary ammonium antagonists to alpha-7 nAChR for the treatment of cancer and HIV and AIDS.
    Type: Application
    Filed: February 20, 2013
    Publication date: September 5, 2013
    Applicant: UNIVERSITY OF KENTUCKY RESEARCH FOUNDATION
    Inventors: Roger L. PAPKE, Peter A. CROOKS, Linda P. DWOSKIN, Gretchen Lopez HERNANDEZ, Zhenfa ZHANG, Jeffrey S. THINSCHMIDT, Guangrong ZHENG
  • Patent number: 8501817
    Abstract: A composition and method for treatment of cancer. The composition for treating a skin disorder, comprising: an alkylating agent such as, for example, a Nitrogen Mustard or an HX salt of the Nitrogen Mustard, wherein the alkylating agent 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 the alkylating agent to the affected skin, wherein the alkylating agent is in a non-aqueous vehicle or carrier that does not include petrolatum or ethanol.
    Type: Grant
    Filed: March 11, 2009
    Date of Patent: August 6, 2013
    Assignee: Ceptaris Therapeutics, Inc.
    Inventors: Robert Alonso, Barry R. Walker, Peter A. Crooks