Patents by Inventor Haiyong Hugh Huang

Haiyong Hugh Huang 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).

  • Publication number: 20240165103
    Abstract: Disclosed in certain embodiments is a pharmaceutical formulation (e.g., parenteral formulation) comprising a therapeutically effective amount of nalmefene or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable adjuvant (e.g., parenterally acceptable adjuvant) that promotes the rate at which the nalmefene or salt thereof is more rapidly absorbed into the systemic circulation of a subject identified as in need thereof.
    Type: Application
    Filed: November 14, 2023
    Publication date: May 23, 2024
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Patent number: 11911512
    Abstract: In certain embodiments, the present invention is directed to a solid controlled release dosage form comprising: a core comprising a first portion of an opioid analgesic dispersed in a first matrix material; and a shell encasing the core and comprising a second portion of the opioid analgesic dispersed in a second matrix material; wherein the amount of opioid analgesic released from the dosage form is proportional within 20% to elapsed time from 8 to 24 hours, as measured by an in-vitro dissolution in a USP Apparatus 1 (basket) at 100 rpm in 900 ml simulated gastric fluid without enzymes (SGF) at 37 C.
    Type: Grant
    Filed: January 13, 2023
    Date of Patent: February 27, 2024
    Assignee: Purdue Pharma L.P.
    Inventor: Haiyong Hugh Huang
  • Patent number: 11865112
    Abstract: Disclosed in certain embodiments is a pharmaceutical formulation (e.g., parenteral formulation) comprising a therapeutically effective amount of nalmefene or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable adjuvant (e.g., parenterally acceptable adjuvant) that promotes the rate at which the nalmefene or salt thereof is more rapidly absorbed into the systemic circulation of a subject identified as in need thereof.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: January 9, 2024
    Assignee: Purdue Pharma L.P.
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Patent number: 11857547
    Abstract: Disclosed in certain embodiments is a pharmaceutical formulation (e.g., parenteral formulation) comprising a therapeutically effective amount of nalmefene or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable adjuvant (e.g., parenterally acceptable adjuvant) that promotes the rate at which the nalmefene or salt thereof is more rapidly absorbed into the systemic circulation of a subject identified as in need thereof.
    Type: Grant
    Filed: May 9, 2023
    Date of Patent: January 2, 2024
    Assignee: Purdue Pharma L.P.
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Publication number: 20230301921
    Abstract: In certain embodiments, the present invention is directed to a solid controlled release dosage form comprising: a core comprising a first portion of an opioid analgesic dispersed in a first matrix material; and a shell encasing the core and comprising a second portion of the opioid analgesic dispersed in a second matrix material; wherein the amount of opioid analgesic released from the dosage form is proportional within 20% to elapsed time from 8 to 24 hours, as measured by an in-vitro dissolution in a USP Apparatus 1 (basket) at 100 rpm in 900 ml simulated gastric fluid without enzymes (SGF) at 37 C.
    Type: Application
    Filed: January 13, 2023
    Publication date: September 28, 2023
    Inventor: Haiyong Hugh Huang
  • Publication number: 20230293695
    Abstract: Disclosed in certain embodiments is a solid oral dosage form comprising a heat-labile gelling agent; a thermal stabilizer; and a drug susceptible to abuse.
    Type: Application
    Filed: January 11, 2023
    Publication date: September 21, 2023
    Inventors: Debora Guido, Haiyong Hugh Huang
  • Publication number: 20230270741
    Abstract: Disclosed in certain embodiments is a pharmaceutical formulation (e.g., parenteral formulation) comprising a therapeutically effective amount of nalmefene or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable adjuvant (e.g., parenterally acceptable adjuvant) that promotes the rate at which the nalmefene or salt thereof is more rapidly absorbed into the systemic circulation of a subject identified as in need thereof.
    Type: Application
    Filed: May 9, 2023
    Publication date: August 31, 2023
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Publication number: 20230181508
    Abstract: Disclosed in certain embodiments is a method of treating Parkinson's disease comprising administering to the olfactory region of the nose of a patient in need thereof a pharmaceutical composition comprising levodopa or a pharmaceutically acceptable salt thereof and a positively charged amino acid.
    Type: Application
    Filed: August 30, 2021
    Publication date: June 15, 2023
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Publication number: 20230143454
    Abstract: Disclosed in certain embodiments is a parenteral formulation comprising a therapeutically effective amount of an emergency rescue active pharmaceutical ingredient and a parenterally acceptable adjuvant in an amount that enhances the absorption of the emergency rescue active pharmaceutical ingredient (ER-API) into the systemic circulation. The enhanced absorption may be evidence by a faster onset time, a faster Tmax and/or a greater Cmax and/or a greater AUClast and/or a greater AUC0.25 and/or a greater AUC0.5 and/or a greater AUC0.75 and/or a greater AUC1 and/or increased bioavailability as compared to formulations without the adjuvant.
    Type: Application
    Filed: February 26, 2021
    Publication date: May 11, 2023
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Publication number: 20230095235
    Abstract: Disclosed in certain embodiments is a formulation comprising a therapeutically effective amount of naloxone or a pharmaceutically acceptable salt thereof and an adjuvant that enhances the absorption of the naloxone into the systemic circulation of a subject. Also disclosed herein are a method of treatment and a kit that may be utilized in treatment.
    Type: Application
    Filed: February 26, 2021
    Publication date: March 30, 2023
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Patent number: 11590082
    Abstract: In certain embodiments, the present invention is directed to a solid controlled release dosage form comprising: a core comprising a first portion of an opioid analgesic dispersed in a first matrix material; and a shell encasing the core and comprising a second portion of the opioid analgesic dispersed in a second matrix material; wherein the amount of opioid analgesic released from the dosage form is proportional within 20% to elapsed time from 8 to 24 hours, as measured by an in-vitro dissolution in a USP Apparatus 1 (basket) at 100 rpm in 900 ml simulated gastric fluid without enzymes (SGF) at 37 C.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: February 28, 2023
    Assignee: Purdue Pharma L.P.
    Inventor: Haiyong Hugh Huang
  • Patent number: 11576974
    Abstract: Disclosed in certain embodiments is a solid oral dosage form comprising a heat-labile gelling agent; a thermal stabilizer; and a drug susceptible to abuse.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: February 14, 2023
    Assignee: Purdue Pharma L.P.
    Inventors: Debora Guido, Haiyong Hugh Huang
  • Publication number: 20210251907
    Abstract: In certain embodiments, the present invention is directed to a solid controlled release dosage form comprising: a core comprising a first portion of an opioid analgesic dispersed in a first matrix material; and a shell encasing the core and comprising a second portion of the opioid analgesic dispersed in a second matrix material; wherein the amount of opioid analgesic released from the dosage form is proportional within 20% to elapsed time from 8 to 24 hours, as measured by an in-vitro dissolution in a USP Apparatus 1 (basket) at 100 rpm in 900 ml simulated gastric fluid without enzymes (SGF) at 37 C.
    Type: Application
    Filed: February 25, 2021
    Publication date: August 19, 2021
    Inventor: Haiyong Hugh Huang
  • Patent number: 10966932
    Abstract: In certain embodiments, the present invention is directed to a solid controlled release dosage form comprising: a core comprising a first portion of an opioid analgesic dispersed in a first matrix material; and a shell encasing the core and comprising a second portion of the opioid analgesic dispersed in a second matrix material; wherein the amount of opioid analgesic released from the dosage form is proportional within 20% to elapsed time from 8 to 24 hours, as measured by an in-vitro dissolution in a USP Apparatus 1 (basket) at 100 rpm in 900 ml simulated gastric fluid without enzymes (SGF) at 37 C.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: April 6, 2021
    Assignee: Purdue Pharma L.P.
    Inventor: Haiyong Hugh Huang
  • Publication number: 20200390892
    Abstract: Disclosed in certain embodiments is a solid oral dosage form comprising a heat-labile gelling agent; a thermal stabilizer; and a drug susceptible to abuse.
    Type: Application
    Filed: August 31, 2020
    Publication date: December 17, 2020
    Inventors: Debora Guido, Haiyong Hugh Huang
  • Publication number: 20200337994
    Abstract: The present invention relates to a solid oral extended release pharmaceutical dosage form comprising a cured extended release matrix formulation, the extended release matrix formulation comprising: a therapeutically effective amount of morphine sulfate, and polyethylene oxide.
    Type: Application
    Filed: December 18, 2018
    Publication date: October 29, 2020
    Inventor: Haiyong Hugh Huang
  • Patent number: 10792364
    Abstract: Disclosed in certain embodiments is a solid oral dosage form comprising a heat-labile gelling agent; a thermal stabilizer; and a drug susceptible to abuse.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: October 6, 2020
    Assignee: PURDUE PHARMA L.P.
    Inventors: Debora Guido, Haiyong Hugh Huang
  • Publication number: 20200289424
    Abstract: Disclosed herein are immediate release solid oral dosage forms, their methods of preparation and use. The immediate release solid oral dosage form may comprise an active agent composition in an immediate release form, such as an opioid analgesic composition and a gelling agent composition in a delayed release form.
    Type: Application
    Filed: October 1, 2018
    Publication date: September 17, 2020
    Inventors: Meet Desai, Haiyong Hugh Huang
  • Publication number: 20200138805
    Abstract: Disclosed in certain embodiments is a pharmaceutical formulation (e.g., parenteral formulation) comprising a therapeutically effective amount of nalmefene or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable adjuvant (e.g., parenterally acceptable adjuvant) that promotes the rate at which the nalmefene or salt thereof is more rapidly absorbed into the systemic circulation of a subject identified as in need thereof.
    Type: Application
    Filed: November 5, 2019
    Publication date: May 7, 2020
    Inventors: Haiyong Hugh Huang, Manjunath S. Shet
  • Publication number: 20200121608
    Abstract: In certain embodiments, the present invention is directed to a solid controlled release dosage form comprising: a core comprising a first portion of an opioid analgesic dispersed in a first matrix material; and a shell encasing the core and comprising a second portion of the opioid analgesic dispersed in a second matrix material; wherein the amount of opioid analgesic released from the dosage form is proportional within 20% to elapsed time from 8 to 24 hours, as measured by an in-vitro dissolution in a USP Apparatus 1 (basket) at 100 rpm in 900 ml simulated gastric fluid without enzymes (SGF) at 37 C.
    Type: Application
    Filed: October 24, 2019
    Publication date: April 23, 2020
    Inventor: Haiyong Hugh Huang