Patents Assigned to Purdue Pharmaceuticals, L.P.
  • Tamper resistant dosage forms
    Patent number: 12246094
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Grant
    Filed: March 13, 2024
    Date of Patent: March 11, 2025
    Assignees: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. McKenna, Richard O. Mannion, Edward P. O'Donnell, Haiyong H. Huang
  • Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone
    Patent number: 12060361
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: August 13, 2024
    Assignees: Purdue Pharma L.P., Purdue Pharmaceuticals L.P., Rhodes Technologies
    Inventors: Robert Chapman, Lonn S. Rider, Qi Hong, Donald Kyle, Robert Kupper
  • Tamper resistant dosage forms
    Patent number: 11964056
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Grant
    Filed: September 27, 2023
    Date of Patent: April 23, 2024
    Assignees: Purdue Pharma L.P, Purdue Pharmaceuticals L.P.
    Inventors: William H. McKenna, Richard O. Mannion, Edward P. O'Donnell, Haiyong H. Huang
  • Tamper resistant dosage forms
    Patent number: 11938225
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Grant
    Filed: June 5, 2023
    Date of Patent: March 26, 2024
    Assignees: Purdue Pharm L.P., Purdue Pharmaceuticals L.P.
    Inventors: William H. McKenna, Richard O. Mannion, Edward P. O'Donnell, Haiyong H. Huang
  • Tamper resistant dosage forms
    Patent number: 11904055
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: February 20, 2024
    Assignees: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. McKenna, Richard O. Mannion, Edward P. O'Donnell, Haiyong H. Huang
  • Tamper resistant dosage forms
    Patent number: 11826472
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Grant
    Filed: May 5, 2023
    Date of Patent: November 28, 2023
    Assignees: Purdue Pharma L.P., Purdue Pharmaceuticals L.P.
    Inventors: William H. McKenna, Richard O. Mannion, Edward P. O'Donnell, Haiyong H. Huang
  • PROCESS FOR PREPARING OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE
    Publication number: 20230365578
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Application
    Filed: June 7, 2023
    Publication date: November 16, 2023
    Applicants: Purdue Pharma L.P., Purdue Pharmaceuticals L.P., Rhodes Technologies
    Inventors: Robert CHAPMAN, Lonn S. RIDER, Qi HONG, Donald KYLE, Robert KUPPER
  • PROCESS FOR PREPARING OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE
    Publication number: 20230159548
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Application
    Filed: July 11, 2022
    Publication date: May 25, 2023
    Applicants: Purdue Pharma L.P., Purdue Pharmaceuticals L.P., Rhodes Technologies
    Inventors: Robert CHAPMAN, Lonn S. RIDER, Qi HONG, Donald KYLE, Robert KUPPER
  • TAMPER RESISTANT DOSAGE FORMS
    Publication number: 20230134700
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Application
    Filed: August 22, 2022
    Publication date: May 4, 2023
    Applicants: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. MCKENNA, Richard O. MANNION, Edward P. O'DONNELL, HAIYONG H. HUANG
  • Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone
    Patent number: 11384091
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: July 12, 2022
    Assignees: Purdue Pharma L.P., Purdue Pharmaceuticals L.P., Rhodes Technologies
    Inventors: Robert Chapman, Lonn S. Rider, Qi Hong, Donald Kyle, Robert Kupper
  • Tamper resistant dosage forms
    Patent number: 11213489
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: January 4, 2022
    Assignees: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. McKenna, Richard O. Mannion, Edward P. O'Donnell, Haiyong H. Huang
  • PROCESS FOR PREPARING OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE
    Publication number: 20210198268
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Application
    Filed: March 15, 2021
    Publication date: July 1, 2021
    Applicants: Purdue Pharma L.P., Purdue Pharmaceuticals L.P., Rhodes Technologies
    Inventors: Robert CHAPMAN, Lonn S. RIDER, Qi HONG, Robert KUPPER, Donald J. KYLE
  • TAMPER RESISTANT DOSAGE FORMS
    Publication number: 20210169810
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Application
    Filed: July 17, 2020
    Publication date: June 10, 2021
    Applicants: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. MCKENNA, Richard O. MANNION, Edward P. O'DONNELL, Haiyong H. HUANG
  • PROCESS FOR PREPARING OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE
    Publication number: 20210094963
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Application
    Filed: June 12, 2020
    Publication date: April 1, 2021
    Applicants: Purdue Pharma L.P., Purdue Pharmaceuticals L.P., Rhodes Technologies
    Inventors: Robert CHAPMAN, Lonn S. RIDER, Qi HONG, Donald KYLE, Robert KUPPER
  • TAMPER RESISTANT DOSAGE FORMS
    Publication number: 20210000749
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Applicants: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. MCKENNA, Richard O. MANNION, Edward P. O'DONNELL, Haiyong H. HUANG
  • TAMPER RESISTANT DOSAGE FORMS
    Publication number: 20210000748
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Applicants: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. MCKENNA, Richard O. MANNION, Edward P. O'DONNELL, Haiyong H. HUANG
  • TAMPER RESISTANT DOSAGE FORMS
    Publication number: 20210000747
    Abstract: The present invention relates to pharmaceutical dosage forms, for example to a tamper resistant dosage form including an opioid analgesic, and processes of manufacture, uses, and methods of treatment thereof.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Applicants: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P.
    Inventors: William H. MCKENNA, Richard O. MANNION, Edward P. O'DONNELL, Haiyong H. HUANG
  • Process for preparing oxycodone hydrochloride having less than 25 PPM 14-hydroxycodeinone
    Patent number: 10696684
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: June 30, 2020
    Assignees: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P, RHODES TECHNOLOGIES
    Inventors: Robert Chapman, Lonn S. Rider, Qi Hong, Donald Kyle, Robert Kupper
  • Process for preparing oxycodone compositions
    Patent number: 10689389
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: June 23, 2020
    Assignees: PURDUE PHARMA L.P., PURDUE PHARMACEUTICALS L.P., RHODES TECHNOLOGIES
    Inventors: Robert Chapman, Lonn S. Rider, Qi Hong, Donald Kyle, Robert Kupper
  • PROCESS FOR PREPARING OXYCODONE HYDROCHLORIDE HAVING LESS THAN 25 PPM 14-HYDROXYCODEINONE
    Publication number: 20200087316
    Abstract: In certain embodiments the invention is directed to a process for preparing an oxycodone hydrochloride composition having less than 25 ppm of 14-hydroxycodeinone.
    Type: Application
    Filed: November 20, 2019
    Publication date: March 19, 2020
    Applicants: Purdue Pharma L.P., The P.F. Laboratories, Inc., Purdue Pharmaceuticals L.P.
    Inventors: Robert CHAPMAN, Lonn S. RIDER, Qi HONG, Donald KYLE, Robert KUPPER