Patents by Inventor Derek Prater

Derek Prater 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).

  • Oxycodone formulations
    Patent number: 10660886
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: May 26, 2020
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Curtis Wright, Derek Prater
  • OXYCODONE FORMULATIONS
    Publication number: 20170340626
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.
    Type: Application
    Filed: August 1, 2017
    Publication date: November 30, 2017
    Inventors: Benjamin OSHLACK, Curtis WRIGHT, Derek PRATER
  • Opioid composition for treating skin lesions
    Patent number: 9782359
    Abstract: The present invention relates to a composition, comprising (i) a matrix made of polymeric nanofibers, and (ii) an opioid agonist within the matrix.
    Type: Grant
    Filed: May 5, 2009
    Date of Patent: October 10, 2017
    Assignee: EURO-CELTIQUE S.A.
    Inventors: Alexander Oksche, Kevin J. Smith, Derek Prater, Malcolm Walden, Will Heath, Bernard Kennedy, Vanessa Addison
  • Oxycodone formulations
    Patent number: 9750736
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: September 5, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Curtis Wright, Derek Prater
  • Once-a-day oxycodone formulations
    Patent number: 9655893
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: May 23, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Curtis Wright, Derek Prater
  • Once-A day oxycodone formulations
    Patent number: 9655894
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: May 23, 2017
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Curtis Wright, Derek Prater
  • ONCE-A-DAY OXYCODONE FORMULATIONS
    Publication number: 20160030419
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Application
    Filed: September 2, 2015
    Publication date: February 4, 2016
    Inventors: Benjamin OSHLACK, Curtis WRIGHT, Derek PRATER
  • ONCE-A-DAY OXYCODONE FORMULATIONS
    Publication number: 20150231131
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Application
    Filed: March 23, 2015
    Publication date: August 20, 2015
    Inventors: Benjamin OSHLACK, Curtis WRIGHT, Derek PRATER
  • ONCE-A-DAY OXYCODONE FORMULATIONS
    Publication number: 20150140095
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Application
    Filed: November 20, 2014
    Publication date: May 21, 2015
    Inventors: Benjamin OSHLACK, Curtis WRIGHT, Derek PRATER
  • Opioid Composition for Treating Skin Lesions
    Publication number: 20120093929
    Abstract: The present invention relates to a composition, comprising (i) a matrix made of polymeric nanofibers, and (ii) an opioid agonist within the matrix.
    Type: Application
    Filed: May 5, 2009
    Publication date: April 19, 2012
    Applicant: Euro-Celtique S.A.
    Inventors: Alexander Oksche, Kevin J. Smith, Derek Prater, Malcolm Walden, Will Heath, Bernard Kennedy, Vanessa Addison, Hassan Mohammad
  • ONCE-A-DAY OXYCODONE FORMULATIONS
    Publication number: 20110104214
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Application
    Filed: November 1, 2010
    Publication date: May 5, 2011
    Applicant: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Curtis Wright, Derek Prater
  • Once-a-day oxycodone formulations
    Patent number: 7846476
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Grant
    Filed: May 2, 2002
    Date of Patent: December 7, 2010
    Assignee: Purdue Pharma L.P.
    Inventors: Benjamin Oshlack, Curtis Wright, Derek Prater
  • Alcohol Resistant Dosage Forms
    Publication number: 20070259045
    Abstract: Disclosed in certain embodiments is a controlled release dosage form comprising a matrix comprising a pharmaceutically acceptable salt of an opioid analgesic in a controlled release material; wherein less than 25% of the opioid salt is released after 1 hour of in-vitro dissolution of the dosage form in 900 ml of Simulated Gastric Fluid with 20% ethanol using a USP Apparatus I (basket) apparatus at 100 rpm at 37 degrees C.°.
    Type: Application
    Filed: January 27, 2006
    Publication date: November 8, 2007
    Applicant: EURO-CELTIQUE S.A.
    Inventors: Richard Mannion, William Mckenna, Edward O'Donnell, Helen Danagher, Geoffrey Hayes, Hassan Mohammad, Derek Prater, Harjit Tamber, Walden Malcolm, Steve Whitelock, Wolfgang Fleischer, Udo Hahn, Christof Spitzley, Christian Leuner
  • Delayed release pharmaceutical formulations
    Publication number: 20070071820
    Abstract: Delivery of a drug is controlled to impart a delay before release after administration by formulating the drug with a disruption agent to provide a core, and coating the core with a regulatory membrane comprising a water-soluble gel-forming polymer and a water-insoluble film-forming polymer.
    Type: Application
    Filed: November 22, 2006
    Publication date: March 29, 2007
    Inventors: Derek Prater, Mohammed Hassan, Christopher Bland
  • Controlled release tramadol formulations
    Publication number: 20060269603
    Abstract: A controlled release preparation for oral administration contains tramadol, or a pharmaceutically acceptable salt thereof, as active ingredient.
    Type: Application
    Filed: May 16, 2006
    Publication date: November 30, 2006
    Applicant: Euro-Celtique S.A.
    Inventors: Ronald Brown Miller, Stewart Leslie, Sandra Malkowska, Kevin Smith, Walter Wimmer, Horst Winkler, Udo Hahn, Derek Prater
  • Extrusion
    Publication number: 20050191352
    Abstract: The invention relates to a process for preparing a controlled release pharmaceutical extrudate using a melt extruder, wherein the melt extruder comprises a die-head supporting a die-plate in which orifices are located, and a cutter adjacent to the die-head, and wherein the cutter cuts the extruded mix as it emerges under pressure and still molten or softened from the orifices of the die-plate.
    Type: Application
    Filed: February 11, 2005
    Publication date: September 1, 2005
    Inventors: Geoffrey Hayes, Vincenzo Martinelli, Hassan Mohammad, Derek Prater, Harjit Tamber, Malcolm Walden, Steve Whitelock
  • Once-a-day oxycodone formulations
    Publication number: 20040170680
    Abstract: The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.
    Type: Application
    Filed: April 15, 2004
    Publication date: September 2, 2004
    Inventors: Benjamin Oshlack, Curtis Wright, Derek Prater