Patents by Inventor Lonn S. Rider

Lonn S. Rider 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).

  • 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
  • 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
  • PROCESS FOR IMPROVED OPIOID SYNTHESIS
    Publication number: 20230130617
    Abstract: Compounds and compositions for use as starting materials or intermediate materials in the preparation of opioids including, e.g., oxymorphone base and/or an oxymorphone salt; processes for preparing these compounds and compositions; uses of these compounds and compositions in the preparation of APIs and pharmaceutical dosage forms; and uses of said APIs and pharma ceutical dosage forms in the treatment of medical conditions.
    Type: Application
    Filed: September 21, 2022
    Publication date: April 27, 2023
    Applicant: RHODES TECHNOLOGIES
    Inventors: Stuart James GEBBIE, Joshua R. GIGUERE, Keith MCCARTHY, Lonn S. RIDER
  • Process for improved opioid synthesis
    Patent number: 11390627
    Abstract: Compounds and compositions for use as starting materials or intermediate materials in the preparation of opioids including, e.g., oxycodone base and/or an oxycodone salt; processes for preparing these compounds and compositions; uses of these compounds and compositions in the preparation of APIs and pharmaceutical dosage forms; and uses of said APIs and pharmaceutical dosage forms in the treatment of medical conditions.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: July 19, 2022
    Assignee: RHODES TECHNOLOGIES
    Inventors: Stuart James Gebbie, Joshua R. Giguere, Keith Mccarthy, Lonn S. Rider
  • 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
  • Process for preparing oxycodone hydrochloride having less than 25 ppm 14-hydroxycodeinone
    Patent number: 11236098
    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: March 15, 2021
    Date of Patent: February 1, 2022
    Assignee: Purdue Pharma L.P.
    Inventors: Robert Chapman, Lonn S. Rider, Qi Hong, Robert Kupper, Donald J. Kyle
  • 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
  • PROCESS FOR IMPROVED OPIOID SYNTHESIS
    Publication number: 20210094964
    Abstract: Compounds and compositions for use as starting materials or intermediate materials in the preparation of opioids including, e.g., oxycodone base and/or an oxycodone salt; processes for preparing these compounds and compositions; uses of these compounds and compositions in the preparation of APIs and pharmaceutical dosage forms; and uses of said APIs and pharmaceutical dosage forms in the treatment of medical conditions.
    Type: Application
    Filed: September 8, 2020
    Publication date: April 1, 2021
    Applicant: RHODES TECHNOLOGIES
    Inventors: Stuart James GEBBIE, Joshua R. GIGUERE, Keith MCCARTHY, Lonn S. RIDER
  • 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
  • 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
  • PROCESS FOR PREPARING OXYCODONE COMPOSITIONS
    Publication number: 20200062772
    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: August 30, 2019
    Publication date: February 27, 2020
    Inventors: Robert CHAPMAN, Lonn S. RIDER, Qi HONG, Donald KYLE, Robert KUPPER
  • PROCESS FOR IMPROVED OPIOID SYNTHESIS
    Publication number: 20190367526
    Abstract: Compounds and compositions for use as starting materials or intermediate materials in the preparation of opioids including, e.g., oxymorphone base and/or an oxymorphone salt; processes for preparing these compounds and compositions; uses of these compounds and compositions in the preparation of APIs and pharmaceutical dosage forms; and uses of said APIs and pharmaceutical dosage forms in the treatment of medical conditions.
    Type: Application
    Filed: April 17, 2019
    Publication date: December 5, 2019
    Applicant: RHODES TECHNOLOGIES
    Inventors: Stuart James Gebbie, Joshua R. Giguere, Keith McCarthy, Lonn S. Rider
  • PROCESS FOR IMPROVED OPIOID SYNTHESIS
    Publication number: 20190308986
    Abstract: Compounds and compositions for use as starting materials or intermediate materials in the preparation of opioids including, e.g., oxycodone base and/or an oxycodone salt; processes for preparing these compounds and compositions; uses of these compounds and compositions in the preparation of APIs and pharmaceutical dosage forms; and uses of said APIs and pharmaceutical dosage forms in the treatment of medical conditions.
    Type: Application
    Filed: February 8, 2019
    Publication date: October 10, 2019
    Applicant: RHODES TECHNOLOGIES
    Inventors: Stuart James GEBBIE, Joshua R. Giguere, Keith McCarthy, Lonn S. Rider
  • Process for preparing oxycodone compositions
    Patent number: 10407434
    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: January 30, 2019
    Date of Patent: September 10, 2019
    Assignees: PURDUE PHARMA L.P., THE P.F. LABORATORIES, INC., PURDUE PHARMACEUTICALS L.P., RHODES TECHNOLOGIES
    Inventors: Robert Chapman, Lonn S. Rider, Qi Hong, Donald Kyle, Robert Kupper
  • Process for improved opioid synthesis
    Patent number: 10316042
    Abstract: Compounds and compositions for use as starting materials or intermediate materials in the preparation of opioids including, e.g., oxymorphone base and/or an oxymorphone salt; processes for preparing these compounds and compositions; uses of these compounds and compositions in the preparation of APIs and pharmaceutical dosage forms; and uses of said APIs and pharmaceutical dosage forms in the treatment of medical conditions.
    Type: Grant
    Filed: July 15, 2013
    Date of Patent: June 11, 2019
    Assignee: RHODES TECHNOLOGIES
    Inventors: Stuart James Gebbie, Joshua R. Giguere, Keith McCarthy, Lonn S. Rider
  • PROCESS FOR PREPARING OXYCODONE COMPOSITIONS
    Publication number: 20190161492
    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: January 30, 2019
    Publication date: May 30, 2019
    Inventors: Robert CHAPMAN, Lonn S. RIDER, Qi HONG, Donald KYLE, Robert KUPPER
  • Process for preparing oxycodone compositions
    Patent number: 10259819
    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: September 29, 2017
    Date of Patent: April 16, 2019
    Assignees: PURDUE PHARMA L.P., THE P.F. LABORATORIES, INC., PURDUE PHARMACEUTICALS L.P., RHODES TECHNOLOGIES
    Inventors: Robert Chapman, Lonn S. Rider, Qi Hong, Donald Kyle, Robert Kupper