Patents by Inventor Tsz Chung Lai

Tsz Chung Lai 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).

  • Abuse deterrent immediate release formulations comprising non-cellulose polysaccharides
    Patent number: 11617712
    Abstract: The present disclosure provides pharmaceutical compositions that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the pharmaceutical compositions comprise at least one pharmaceutically active ingredient, at least one non-cellulose polysaccharide, at least one hydrophilic gelling polymer, and an effervescent system.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: April 4, 2023
    Assignee: SpecGX LLC
    Inventors: Alex Micka, Kai Feng, Tsz Chung Lai, Jonathan Gaik
  • Abuse deterrent immediate release formulations comprising non-cellulose polysaccharides
    Patent number: 11583493
    Abstract: The present disclosure provides pharmaceutical compositions that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the pharmaceutical compositions comprise at least one pharmaceutically active ingredient, at least one non-cellulose polysaccharide, at least one hydrophilic gelling polymer, and an effervescent system.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: February 21, 2023
    Assignee: SpecGX LLC
    Inventors: Alex Micka, Kai Feng, Tsz Chung Lai, Jonathan Gaik
  • Abuse deterrent immediate release formulations comprising non-cellulose polysaccharides
    Patent number: 11517521
    Abstract: The present disclosure provides pharmaceutical compositions that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the pharmaceutical compositions comprise at least one pharmaceutically active ingredient, at least one non-cellulose polysaccharide, at least one hydrophilic gelling polymer, and an effervescent system.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: December 6, 2022
    Assignee: SpecGX LLC
    Inventors: Alex Micka, Kai Feng, Tsz Chung Lai, Jonathan Gaik
  • Abuse deterrent immediate release capsule dosage forms
    Patent number: 11478426
    Abstract: Capsule dosage forms that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the dosage forms comprise at least one pharmaceutically active ingredient, a combination of hydrophilic gelling polymers, at least one organic acid, and at least one disintegrant.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: October 25, 2022
    Assignee: SpecGX LLC
    Inventors: Tsz Chung Lai, Rebecca Sue Walker, Chirag Patel, Jaehan Park
  • Glucomannan containing pharmaceutical compositions with extended release and abuse deterrent properties
    Patent number: 11065246
    Abstract: A pharmaceutical composition comprising at least one active pharmaceutical ingredient (API) or a pharmaceutically acceptable salt thereof, a glucomannan, a first polyalkylene oxide having an average molecular weight of no more than 300,000, and a second polyalkylene oxide having an average molecular weight of at least 1,000,000 and methods of making. The pharmaceutical composition provides extended release of the API and has abuse deterrent features.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: July 20, 2021
    Assignee: SpecGX LLC
    Inventors: Brad L. Gower, Jae Han Park, Clifford J. Herman, Tsz Chung Lai, Kai Feng
  • Delayed sustained release pharmaceutical compositions
    Patent number: 11033508
    Abstract: Delayed sustained release pharmaceutical compositions that provide therapeutic effects over extended periods of time (i.e., 14-16 hours).
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: June 15, 2021
    Assignee: SpecGX LLC
    Inventors: Tsz Chung Lai, Alexander Brian Lippold, Rebecca Sue Walker, Jae Han Park
  • ABUSE DETERRENT IMMEDIATE RELEASE FORMULATIONS COMPRISING NON-CELLULOSE POLYSACCHARIDES
    Publication number: 20200368148
    Abstract: The present disclosure provides pharmaceutical compositions that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the pharmaceutical compositions comprise at least one pharmaceutically active ingredient, at least one non-cellulose polysaccharide, at least one hydrophilic gelling polymer, and an effervescent system.
    Type: Application
    Filed: August 11, 2020
    Publication date: November 26, 2020
    Inventors: Alex Micka, Kai Feng, Tsz Chung Lai, Jonathan Gaik
  • ABUSE DETERRENT IMMEDIATE RELEASE CAPSULE DOSAGE FORMS
    Publication number: 20200093749
    Abstract: Capsule dosage forms that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the dosage forms comprise at least one pharmaceutically active ingredient, a combination of hydrophilic gelling polymers, at least one organic acid, and at least one disintegrant.
    Type: Application
    Filed: September 18, 2019
    Publication date: March 26, 2020
    Inventors: Tsz Chung Lai, Rebecca Sue Walker, Chirag Patel, Jaehan Park
  • DELAYED SUSTAINED RELEASE PHARMACEUTICAL COMPOSITIONS
    Publication number: 20180360764
    Abstract: Delayed sustained release pharmaceutical compositions that provide therapeutic effects over extended periods of time (i.e., 14-16 hours).
    Type: Application
    Filed: June 7, 2018
    Publication date: December 20, 2018
    Inventors: Tsz Chung LAI, Alexander Brian LIPPOLD, Rebecca Sue WALKER, Jae Han PARK
  • IMPROVED STABILITY OF LIPOSOME FORMULATIONS AND USES THEREOF
    Publication number: 20180344644
    Abstract: The present invention provides improved stable liposomal formulations and method of preparation thereof. The liposomal formulations include liposomes containing a phosphatidylcholine lipid, a sterol, a PEG-lipid, and a taxane, wherein the taxane is docetaxel or a derivative thereof. The liposomal formulations have improved stability and extended shelf-life. The present invention also provides pharmaceutical compositions comprising a liposomal formulation for the treatment of cancer.
    Type: Application
    Filed: September 21, 2016
    Publication date: December 6, 2018
    Inventors: Satheesh Podaralla, Tsz Chung Lai, Baohua Yue
  • ABUSE DETERRENT IMMEDIATE RELEASE FORMULATIONS COMPRISING NON-CELLULOSE POLYSACCHARIDES
    Publication number: 20180296467
    Abstract: The present disclosure provides pharmaceutical compositions that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the pharmaceutical compositions comprise at least one pharmaceutically active ingredient, at least one non-cellulose polysaccharide, at least one hydrophilic gelling polymer, and an effervescent system.
    Type: Application
    Filed: June 7, 2018
    Publication date: October 18, 2018
    Inventors: Alex Micka, Kai Feng, Tsz Chung Lai, Jonathan Gaik
  • GLUCOMANNAN CONTAINING PHARMACEUTICAL COMPOSITIONS WITH EXTENDED RELEASE AND ABUSE DETERRENT PROPERTIES
    Publication number: 20170224826
    Abstract: A pharmaceutical composition comprising at least one active pharmaceutical ingredient (API) or a pharmaceutically acceptable salt thereof, a glucomannan, a first polyalkylene oxide having an average molecular weight of no more than 300,000, and a second polyalkylene oxide having an average molecular weight of at least 1,000,000 and methods of making. The pharmaceutical composition provides extended release of the API and has abuse deterrent features.
    Type: Application
    Filed: January 27, 2017
    Publication date: August 10, 2017
    Inventors: Brad L. Gower, Jae Han Park, Clifford J. Herman, Tsz Chung Lai, Kai Feng
  • ABUSE DETERRENT IMMEDIATE RELEASE FORMULATIONS COMPRISING NON-CELLULOSE POLYSACCHARIDES
    Publication number: 20160000703
    Abstract: The present disclosure provides pharmaceutical compositions that provide immediate release of active ingredients and have abuse deterrent properties. In particular, the pharmaceutical compositions comprise at least one pharmaceutically active ingredient, at least one non-cellulose polysaccharide, at least one hydrophilic gelling polymer, and an effervescent system.
    Type: Application
    Filed: July 1, 2015
    Publication date: January 7, 2016
    Inventors: Alex Micka, Kai Feng, Tsz Chung Lai, Jonathan Gaik