Patents Assigned to SpecGX LLC
  • Patent number: 11666509
    Abstract: The disclosure encompasses systems and methods for performing high temperature and high humidity curing of tablets using air flow delivered from a recirculating air handler to a pan coater of a tablet coating device. The recirculating air handler may be integrated into a preexisting tablet coating device so that the air flow may be delivered by the preexisting air handler or by the recirculating air handler as desired.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: June 6, 2023
    Assignee: SpecGX LLC
    Inventor: Greg Bengard
  • 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
  • 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
  • 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
  • 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
  • Patent number: 11464741
    Abstract: The present disclosure provides compositions having different dissolution profiles. In particular, the compositions are formulated by adjusting the types and/or amounts of excipients and/or surfactants, and the compositions are prepared by spray drying processes.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: October 11, 2022
    Assignee: SpecGX LLC
    Inventors: Joseph M. Davis, Robert C. Cuca, Edward J. Beasley
  • Patent number: 11446293
    Abstract: Extended release, abuse deterrent dosage forms comprising crush-resistant controlled-release particles that provide abuse deterrent properties to the dosage forms. The crush-resistant controlled-release particles, which comprise plastic/elastic polymers and at least one active pharmaceutical ingredient (API) or a pharmaceutically acceptable salt thereof, are prepared by a hot melt extrusion process.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: September 20, 2022
    Assignee: SpecGX LLC
    Inventors: Jonathan Gaik, Jaehan Park, Ryan Lathrop, Gary Nichols, John Schallom
  • Publication number: 20220079938
    Abstract: The present invention generally relates to processes for preparing highly pure morphinan-6-one products. The processes involve reducing the concentration of alpha, beta unsaturated ketone compounds present as impurities in morphinan 6 one products or reaction mixtures including morphinan 6 one compounds by treatment with a sulfur-containing compound.
    Type: Application
    Filed: November 29, 2021
    Publication date: March 17, 2022
    Applicant: SpecGx LLC
    Inventors: Henry J. Buehler, William E. Dummitt, Anthony Mannino, Dennis C. Aubuchon, Hong Gu
  • Patent number: 11096887
    Abstract: Pharmaceutical compositions comprising at least one active pharmaceutical ingredient or a pharmaceutically acceptable salt thereof, at least one hydrophilic plastomer, at least one hydrophilic elastomer, and at least one deliquescent plasticizer, wherein the pharmaceutical compositions provide extended release of the API and have abuse deterrent properties. Methods for preparing the pharmaceutical compositions in which the components of the composition are humidified such that the deliquescent plasticizer deliquesces, thereby plasticizing the hydrophilic polymers.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: August 24, 2021
    Assignee: SpecGX LLC
    Inventors: Brad L. Gower, Carlos H. Castaneda, Jae Han Park, Clifford J. Herman
  • Patent number: 11077024
    Abstract: The disclosure encompasses systems and methods for performing high temperature and high humidity curing of tablets using air flow delivered from a recirculating air handler to a pan coater of a tablet coating device. The recirculating air handler may be integrated into a preexisting tablet coating device so that the air flow may be delivered by the preexisting air handler or by the recirculating air handler as desired.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: August 3, 2021
    Assignee: SpecGX LLC
    Inventor: Greg Bengard
  • 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
  • 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
  • Patent number: 10927068
    Abstract: Processes for preparing acetylated amphetamine derivatives and, in particular, processes for preparing L-lysine-D-amphetamine dimesylate from D-amphetamine salts.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: February 23, 2021
    Assignee: SpecGX LLC
    Inventors: Brian Orr, Kevin Roesch, Joel McClenaghan
  • Patent number: 10899749
    Abstract: Provided herein are processes for forming sufentanil citrate from sufentanil base. One process comprises forming sufentanil citrate in the presence of a polar non-aqueous solvent. Other processes comprise forming sufentanil citrate in the presence of water.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: January 26, 2021
    Assignee: SpecGX LLC
    Inventors: George Helmut Klemm, Brian Orr, Joel McClenaghan
  • Publication number: 20200338068
    Abstract: The present invention generally relates to processes for preparing highly pure morphinan-6-one products. The processes involve reducing the concentration of alpha, beta unsaturated ketone compounds present as impurities in morphinan 6 one products or reaction mixtures including morphinan 6 one compounds by treatment with a sulfur-containing compound.
    Type: Application
    Filed: July 13, 2020
    Publication date: October 29, 2020
    Applicant: SpecGx LLC
    Inventors: Henry J. Buehler, William E. Dummitt, Anthony Mannino, Dennis C. Aubuchon, Hong Gu
  • Patent number: 10624888
    Abstract: Extended release, abuse deterrent dosage forms comprising crush-resistant controlled-release particles that provide abuse deterrent properties to the dosage forms. The crush-resistant controlled-release particles, which comprise plastic/elastic polymers and at least one active pharmaceutical ingredient (API) or a pharmaceutically acceptable salt thereof, are prepared by a hot melt extrusion process.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: April 21, 2020
    Assignee: SpecGX LLC
    Inventors: Jonathan Gaik, Jaehan Park, Ryan Lathrop, Gary Nichols, John Schallom
  • Publication number: 20190381033
    Abstract: The present invention generally relates to processes for preparing highly pure morphinan-6-one products. The processes involve reducing the concentration of alpha, beta unsaturated ketone compounds present as impurities in morphinan 6 one products or reaction mixtures including morphinan 6 one compounds by treatment with a sulfur-containing compound.
    Type: Application
    Filed: August 23, 2019
    Publication date: December 19, 2019
    Applicant: SpecGx LLC
    Inventors: Henry J. Buehler, William E. Dummitt, Anthony Mannino, Dennis C. Aubuchon, Hong Gu
  • Patent number: 10485753
    Abstract: Pharmaceutical compositions comprising at least one active pharmaceutical ingredient or a pharmaceutically acceptable salt thereof, at least one hydrophilic plastomer, at least one hydrophilic elastomer, and at least one deliquescent plasticizer, wherein the pharmaceutical compositions provide extended release of the API and have abuse deterrent properties. Methods for preparing the pharmaceutical compositions in which the components of the composition are humidified such that the deliquescent plasticizer deliquesces, thereby plasticizing the hydrophilic polymers.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: November 26, 2019
    Assignee: SpecGX LLC
    Inventors: Brad L. Gower, Carlos H. Castaneda, Jae Han Park, Clifford J. Herman
  • Patent number: 10441508
    Abstract: The disclosure encompasses systems and methods for performing high temperature and high humidity curing of tablets using air flow delivered from a recirculating air handler to a pan coater of a tablet coating device. The recirculating air handler may be integrated into a preexisting tablet coating device so that the air flow may be delivered by the preexisting air handler or by the recirculating air handler as desired.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: October 15, 2019
    Assignee: SPECGX LLC
    Inventor: Greg Bengard
  • Patent number: 10227335
    Abstract: Provided herein are processes for forming sufentanil citrate from sufentanil base. One process comprises forming sufentanil citrate in the presence of a polar non-aqueous solvent. Other processes comprise forming sufentanil citrate in the presence of water.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: March 12, 2019
    Assignee: SpecGX LLC
    Inventors: George Helmut Klemm, Brian Orr, Joel McClenaghan