Patents by Inventor John Masselink

John Masselink 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).

  • CONTROLLED RELEASE HYDROCODONE FORMULATIONS
    Publication number: 20190022086
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: July 31, 2018
    Publication date: January 24, 2019
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 10179130
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: January 15, 2019
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Methods of manufacturing oral dosage forms
    Patent number: 10076516
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: September 18, 2018
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • Methods of providing analgesia
    Patent number: 9675611
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: June 13, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 9669024
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: June 6, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 9669022
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: June 6, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • METHODS OF PROVIDING ANALGESIA
    Publication number: 20170143697
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: December 13, 2016
    Publication date: May 25, 2017
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • METHODS OF MANUFACTURING ORAL DOSAGE FORMS
    Publication number: 20170136006
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: December 13, 2016
    Publication date: May 18, 2017
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • CONTROLLED RELEASE HYDROCODONE FORMULATIONS
    Publication number: 20170087153
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: December 13, 2016
    Publication date: March 30, 2017
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • CONTROLLED RELEASE HYDROCODONE FORMULATIONS
    Publication number: 20160228429
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: April 21, 2016
    Publication date: August 11, 2016
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 9320717
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: April 26, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 9278074
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: March 8, 2016
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • CONTROLLED RELEASE HYDROCODONE FORMULATIONS
    Publication number: 20150216810
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: March 30, 2015
    Publication date: August 6, 2015
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • CONTROLLED RELEASE HYDROCODONE FORMULATIONS
    Publication number: 20150216809
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: March 30, 2015
    Publication date: August 6, 2015
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • CONTROLLED RELEASE HYDROCODONE FORMULATIONS
    Publication number: 20150174121
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: March 2, 2015
    Publication date: June 25, 2015
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 9056107
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: June 16, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 8980291
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: December 30, 2010
    Date of Patent: March 17, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 8975271
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: March 10, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • Controlled release hydrocodone formulations
    Patent number: 8975273
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: March 10, 2015
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli
  • CONTROLLED RELEASE HYDROCODONE FORMULATIONS
    Publication number: 20140377348
    Abstract: A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
    Type: Application
    Filed: September 11, 2014
    Publication date: December 25, 2014
    Inventors: Benjamin Oshlack, Hua-Pin Huang, John Masselink, Alfred P. Tonelli