Patents by Inventor Senping Cheng

Senping Cheng 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: 20240041779
    Abstract: Provided are delayed sustained-release oral drug dosage forms comprising a Janus kinase (JAK) inhibitor, such as tofacitinib. In other aspects, provided are methods of designing, methods of making, such as using three-dimensional printing, and methods of treatment and/or prevention associated with the oral drug dosage forms described herein.
    Type: Application
    Filed: December 8, 2021
    Publication date: February 8, 2024
    Inventors: Feihuang DENG, Yu ZHENG, Xin LIU, Qing LUO, Jie CHENG, Luo WANG, Senping CHENG, Xiaoling LI
  • Publication number: 20230398066
    Abstract: Provided herein are drug dosage forms having a swellable component, which alone or in conjugation with one or more other components of the drug dosage forms expand the overall size of the drug dosage form in the stomach. The drug dosage forms are configured to be retained in the stomach for an extended period of time based on this increase in size of the drug dosage form in the stomach (e.g., retained in the stomach for a period of at least about 24 hours). The drug dosage forms described herein are formulated to release a drug during at least a portion of the stomach residency period. In other aspects, also provided are methods of designing, methods of making, such as using three-dimensional printing, and methods of delivering a drug to an individual, wherein such methods are associated with the drug dosage forms described herein.
    Type: Application
    Filed: November 1, 2021
    Publication date: December 14, 2023
    Inventors: Feihuang DENG, Yu ZHENG, Xiaoling LI, Senping CHENG
  • Publication number: 20230390193
    Abstract: A pharmaceutical dosage form, comprising: a pharmaceutical unit which includes a drug, at least one unfolding member, and a retaining member, wherein the unfolding member is connected to the pharmaceutical unit, and is constructed to have a contracted shape, which makes the unfolding member become closer the pharmaceutical unit, and an unfolding shape, which makes the unfolding member become farther away from the pharmaceutical unit; the retaining member is connected to the at least one unfolding member, and applies a constraint force to the at least one unfolding member, so as to make the unfolding member be in the contracted shape; and the retaining member contains a water-soluble material, and is constructed to remove the constraint force from the unfolding member when the water-soluble material is dissolved, such that the at least one unfolding member can change from the contracted shape to the unfolding shape.
    Type: Application
    Filed: October 29, 2021
    Publication date: December 7, 2023
    Inventors: Feihuang DENG, Yu ZHENG, Juan YAO, Xiaoling LI, Senping CHENG, Xianghao ZUO
  • Publication number: 20230225978
    Abstract: Provided herein are devices and systems for depositing a material or manufacturing a product, such as a pharmaceutical dosage form, by additive manufacturing. Further provided are methods of using the devices and systems, as well as methods of manufacturing a product, such as a pharmaceutical dosage form, by additive manufacturing. In certain embodiments, the device includes a material supply system configured to melt an pressurized a material, a pressure sensor configured to detect a pressure of the material within the device, and a control switch comprising a sealing needle operable in an open position and closed position. The sealing needle extends through a feed channel containing the material and includes a taper end, wherein the tapered end of the sealing needle engages a tapered inner surface of a nozzle to inhibit flow of the material through the nozzle when the sealing needle is in the closed position.
    Type: Application
    Filed: February 27, 2023
    Publication date: July 20, 2023
    Inventors: Xiaoling LI, Haohui LU, Wei WU, Haili LIU, Senping CHENG, Renjie LI, Yang LIU, Feihuang DENG
  • Patent number: 11612569
    Abstract: Provided herein are devices and systems for depositing a material or manufacturing a product, such as a pharmaceutical dosage form, by additive manufacturing. Further provided are methods of using the devices and systems, as well as methods of manufacturing a product, such as a pharmaceutical dosage form, by additive manufacturing. In certain embodiments, the device includes a material supply system configured to melt an pressurized a material, a pressure sensor configured to detect a pressure of the material within the device, and a control switch comprising a sealing needle operable in an open position and closed position. The sealing needle extends through a feed channel containing the material and includes a taper end, wherein the tapered end of the sealing needle engages a tapered inner surface of a nozzle to inhibit flow of the material through the nozzle when the sealing needle is in the closed position.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: March 28, 2023
    Assignee: Triastek, Inc.
    Inventors: Xiaoling Li, Haohui Lu, Wei Wu, Haili Liu, Senping Cheng, Renjie Li, Yang Liu, Feihuang Deng
  • Publication number: 20230070928
    Abstract: A high throughput, efficient, and simplified unloading and packaging systems and methods for large-scale production of pharmaceutical units (104) using additive manufacturing. The systems and methods may unload, inspect, package, and trace pharmaceutical units, produced by an additive manufacturing system (900), that are not damaged or deformed. The unloading and packaging system can include one or more unloading and packaging devices (100). The unloading and packaging device can include a modular configuration having modules. Individual modules to be arranged in any relative order, at any location, and with any number in the unloading and packaging device. The flexibility of the modular configuration allows one or more modules to be removed or added at any given time due to, e.g., expansion, downsizing, module repair, module upgrades, etc. High throughput can be achieved by operating unloading and packaging devices independently.
    Type: Application
    Filed: February 9, 2021
    Publication date: March 9, 2023
    Inventors: Peng WANG, Renjie LI, Zhengping JIANG, Feihuang DENG, Haili LIU, Senping CHENG, Xiaoling LI
  • Publication number: 20230048362
    Abstract: The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology.
    Type: Application
    Filed: August 23, 2022
    Publication date: February 16, 2023
    Applicants: Triastek, Inc., Triastek, Inc.
    Inventors: Haili LIU, Feihuang DENG, Wei WU, Renjie LI, Senping CHENG, Xiaoling LI
  • Patent number: 11571391
    Abstract: The present disclosure provides oral drug dosage forms comprising: (a) an erodible non-stimulant material admixed with an ADHD non-stimulant; and (b) an erodible stimulant material admixed with an ADHD stimulant, wherein the erodible non-stimulant material admixed with the ADHD non-stimulant is embedded in a substrate material, and wherein upon exposure to gastrointestinal fluid the ADHD non-stimulant is released according to a desired non-stimulant release profile and the ADHD stimulant is released according to a desired stimulant release profile. In some embodiment, the ADHD non-stimulant is released according to a sustained release profile. In some embodiments, the ADHD stimulant is released according to an immediate release profile. The oral drug dosage forms of the present disclosure are useful for the treatment of attention deficit hyperactivity disorder (ADHD). Also provided herein are methods of designing and manufacturing the oral drug dosage forms described herein.
    Type: Grant
    Filed: December 25, 2018
    Date of Patent: February 7, 2023
    Assignee: Triastek, Inc.
    Inventors: Feihuang Deng, Xiaoling Li, Senping Cheng, Ying Wang, Qing Luo
  • Publication number: 20220339857
    Abstract: A 3D printing device (100), comprising a melt extrusion module (102), a printing module (103), and a platform module (104). The melt extrusion module (102) comprises a processing chamber (121) consisting of a feed inlet (124) and a discharge outlet (125), as well as an extrusion means (122) and a heating means (123) disposed at the processing chamber; the melt extrusion module (102) is configured to receive an initial material from the feed inlet (124) of the processing chamber (121), and heat and extrude the initial material to convert the initial material into a molten body, which is extruded out of the discharge outlet (125) of the processing chamber (121). The printing module (103) is communicated with the discharge outlet (125) of the processing chamber (121) and is provided with a nozzle (131); the printing module (103) is configured to receive the molten body extruded from the discharge outlet (125) of the processing chamber (121) and guide the molten body to be extruded out of the nozzle (131).
    Type: Application
    Filed: May 24, 2022
    Publication date: October 27, 2022
    Inventors: Senping CHENG, Xiaoling LI, Feihuang DENG, Haohui LU, Haili LIU, Juan YAO, Xiaofei WANG, Wei WU
  • Patent number: 11458684
    Abstract: The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology.
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: October 4, 2022
    Assignee: Triastek, Inc.
    Inventors: Haili Liu, Feihuang Deng, Wei Wu, Renjie Li, Senping Cheng, Xiaoling Li
  • Patent number: 11383439
    Abstract: The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology.
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: July 12, 2022
    Assignee: Triastek, Inc.
    Inventors: Haili Liu, Feihuang Deng, Wei Wu, Renjie Li, Senping Cheng, Xiaoling Li
  • Publication number: 20220212404
    Abstract: The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology.
    Type: Application
    Filed: February 3, 2022
    Publication date: July 7, 2022
    Inventors: Haili LIU, Feihuang DENG, Wei WU, Renjie LI, Senping CHENG, Xiaoling LI
  • Publication number: 20220212408
    Abstract: The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology.
    Type: Application
    Filed: February 3, 2022
    Publication date: July 7, 2022
    Inventors: Haili LIU, Feihuang DENG, Wei WU, Renjie LI, Senping CHENG, Xiaoling LI
  • Patent number: 11364674
    Abstract: A 3D printing device (100), comprising a melt extrusion module (102), a printing module (103), and a platform module (104). The melt extrusion module (102) comprises a processing chamber (121) consisting of a feed inlet (124) and a discharge outlet (125), as well as an extrusion means (122) and a heating means (123) disposed at the processing chamber; the melt extrusion module (102) is configured to receive an initial material from the feed inlet (124) of the processing chamber (121), and heat and extrude the initial material to convert the initial material into a molten body, which is extruded out of the discharge outlet (125) of the processing chamber (121). The printing module (103) is communicated with the discharge outlet (125) of the processing chamber (121) and is provided with a nozzle (131); the printing module (103) is configured to receive the molten body extruded from the discharge outlet (125) of the processing chamber (121) and guide the molten body to be extruded out of the nozzle (131).
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: June 21, 2022
    Assignee: Triastek, Inc.
    Inventors: Senping Cheng, Xiaoling Li, Feihuang Deng, Haohui Lu, Haili Liu, Juan Yao, Xiaofei Wang, Wei Wu
  • Publication number: 20220118698
    Abstract: The present disclosure generally relates to an additive manufacturing system. The system can comprise a material supply module for melting and pressurizing a printing material; a micro-screw printing head comprising: a micro-screw comprising a threaded stem portion and a conical head portion, wherein the threaded stem portion is threaded throughout its length for volume measurement; a sleeve, and a nozzle, wherein a distal end of the nozzle comprises: a conical inner surface, and an outlet port for dispensing the print material, wherein the conical inner surface of the nozzle is configured to be in contact with the conical head portion of the micro-screw to stop dispensing the printing material at the nozzle when the micro-screw printing head is in a closed position; a driving module comprising: a rotation motor for driving a rotating motion of the micro-screw, and an actuator for driving a vertical motion of the micro-screw.
    Type: Application
    Filed: December 1, 2021
    Publication date: April 21, 2022
    Inventors: Feihuang DENG, Haili LIU, Peng WANG, Haohui LU, Senping CHENG, Xiaoling LI
  • Patent number: 11292193
    Abstract: The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: April 5, 2022
    Assignee: Triastek, Inc.
    Inventors: Haili Liu, Feihuang Deng, Wei Wu, Renjie Li, Senping Cheng, Xiaoling Li
  • Publication number: 20210196638
    Abstract: The present disclosure, in some aspects, is directed to methods of designing an oral drug dosage form formulated and configured to have a desired pharmacokinetic profile. In other aspects, the present disclosure is directed to oral drug dosage forms having a desired pharmacokinetic profile, and methods of making, such as three-dimensional printing, such oral drug dosage forms.
    Type: Application
    Filed: March 5, 2021
    Publication date: July 1, 2021
    Inventors: Feihuang DENG, Xin LIU, Yu ZHENG, Jie CHENG, Senping CHENG, Xiaoling LI
  • Publication number: 20210178677
    Abstract: The present disclosure relates generally to manufacturing pharmaceutical products using additive manufacturing technology.
    Type: Application
    Filed: February 19, 2021
    Publication date: June 17, 2021
    Inventors: Haili LIU, Feihuang DENG, Wei WU, Renjie LI, Senping CHENG, Xiaoling LI
  • Publication number: 20210154910
    Abstract: A 3D printing device (100), comprising a melt extrusion module (102), a printing module (103), and a platform module (104). The melt extrusion module (102) comprises a processing chamber (121) consisting of a feed inlet (124) and a discharge outlet (125), as well as an extrusion means (122) and a heating means (123) disposed at the processing chamber; the melt extrusion module (102) is configured to receive an initial material from the feed inlet (124) of the processing chamber (121), and heat and extrude the initial material to convert the initial material into a molten body, which is extruded out of the discharge outlet (125) of the processing chamber (121). The printing module (103) is communicated with the discharge outlet (125) of the processing chamber (121) and is provided with a nozzle (131); the printing module (103) is configured to receive the molten body extruded from the discharge outlet (125) of the processing chamber (121) and guide the molten body to be extruded out of the nozzle (131).
    Type: Application
    Filed: May 11, 2018
    Publication date: May 27, 2021
    Inventors: Senping CHENG, Xiaoling LI, Feihuang DENG, Haohui LU, Haili LIU, Juan YAO, Xiaofei WANG, Wei WU
  • Publication number: 20210128479
    Abstract: A dosage form of controlled release at specific gastrointestinal sites is provided. The dosage form includes a shell defining a first and a second compartment, a first active pharmaceutical ingredient (API) loaded in the first compartment, and a second API loaded in the second compartment, wherein the first API and the second API can be the same or different. The shell includes a first material soluble in a first gastrointestinal site and a second material soluble in a second gastrointestinal site.
    Type: Application
    Filed: January 25, 2018
    Publication date: May 6, 2021
    Inventors: Senping CHENG, Xiaoling LI, Feihuang DENG, Juan YAO