Patents by Inventor Xiaofeng Xiong

Xiaofeng Xiong 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: 20240042035
    Abstract: Provided herein are liquid pharmaceutical formulations comprising exendin (9-39) or a pharmaceutically acceptable salt thereof and a tonicity modifier in a physiologically acceptable buffer having a pH in the range of about 5 to about 6. In some embodiments, the buffered liquid formulation comprises exendin (9-39) or a pharmaceutically acceptable salt thereof in an acetate buffer or a citrate buffer. Methods of treating or preventing hyperinsulinemic hypoglycemia in a subject comprising administering to the subject the buffered liquid formulation are also provided.
    Type: Application
    Filed: June 22, 2023
    Publication date: February 8, 2024
    Inventors: Xiaofeng XIONG, Debra ODINK, Colleen M. CRAIG, Christine M.N. Smith, Tracey L. McLaughlin
  • Patent number: 11738086
    Abstract: Provided herein are liquid pharmaceutical formulations comprising exendin (9-39) or a pharmaceutically acceptable salt thereof and a tonicity modifier in a physiologically acceptable buffer having a pH in the range of about 5 to about 6. In some embodiments, the buffered liquid formulation comprises exendin (9-39) or a pharmaceutically acceptable salt thereof in an acetate buffer or a citrate buffer. Methods of treating or preventing hyperinsulinemic hypoglycemia in a subject comprising administering to the subject the buffered liquid formulation are also provided.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: August 29, 2023
    Assignee: Eiger Biopharmaceuticals, Inc.
    Inventors: Xiaofeng Xiong, Debra Odink, Colleen M. Craig, Christine M. N. Smith, Tracey L. McLaughlin
  • Patent number: 11571403
    Abstract: In one aspect, methods of treating non-alcoholic steatohepatitis (NASH) or preventing or delaying the progression of non-alcoholic fatty liver disease (NAFLD) to NASH are provided. In some embodiments, the method comprises administering a therapeutically effective amount of ubenimex.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: February 7, 2023
    Assignee: Eiger BioPharmaceuticals, Inc.
    Inventors: Xiaofeng Xiong, David A. Cory
  • Patent number: 11314058
    Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 3.00?f1/f?10.00; and 5.00?R11/d11?15.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: April 26, 2022
    Assignee: AAC Optics Solutions Pte. Ltd.
    Inventors: Xiaofeng Xiong, Lei Zhang, Yanmei Wang, Yingnan Zhang
  • Patent number: 11314057
    Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 1.10?f1/f?3.00; and ?25.00?R9/d9??10.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: April 26, 2022
    Assignee: AAC Optics Solutions Pte. Ltd.
    Inventors: Xiaofeng Xiong, Lei Zhang, Yanmei Wang, Yingnan Zhang
  • Patent number: 11287609
    Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens made of a glass material; a second lens made of a plastic material; a third lens made of a glass material; a fourth lens made of a plastic material; a fifth lens made of a plastic material; a sixth lens made of a plastic material; and a seventh lens made of a plastic material. The camera optical lens satisfies following conditions: 1.51?f1/f?2.50; 1.70?n1?2.20; 0.50?f3/f4?2.00; ?10.00?(R13+R14)/(R13?R14)?10.00; and 1.70?n3?2.20. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: March 29, 2022
    Assignee: AAC Optics Solutions Pte. Ltd.
    Inventors: Xiaofeng Xiong, Lei Zhang, Yanmei Wang, Yanli Xie
  • Publication number: 20210369814
    Abstract: In one aspect, exendin-4 derivative compositions are provided. In some embodiments, unit dose forms and kits containing such compositions are also provided. In some embodiments, such compositions are useful for treatment of hyperinsulinemic hypoglycemia.
    Type: Application
    Filed: August 10, 2021
    Publication date: December 2, 2021
    Applicant: Eiger Biopharmaceuticals, Inc.
    Inventor: Xiaofeng Xiong
  • Publication number: 20210315995
    Abstract: Provided herein are liquid pharmaceutical formulations comprising exendin (9-39) or a pharmaceutically acceptable salt thereof and a tonicity modifier in a physiologically acceptable buffer having a pH in the range of about 5 to about 6. In some embodiments, the buffered liquid formulation comprises exendin (9-39) or a pharmaceutically acceptable salt thereof in an acetate buffer or a citrate buffer. Methods of treating or preventing hyperinsulinemic hypoglycemia in a subject comprising administering to the subject the buffered liquid formulation are also provided.
    Type: Application
    Filed: May 3, 2021
    Publication date: October 14, 2021
    Inventors: Xiaofeng Xiong, Debra Odink, Colleen M. Craig, Christine M.N. Smith, Tracey L. McLaughlin
  • Patent number: 11116820
    Abstract: In one aspect, methods of treating hyperinsulinemic hypoglycemia comprising administration of an effective amount of a derivative of an exendin-4 peptide are provided. In some embodiments, the method comprises subcutaneously administering to a patient having hyperinsulinemic hypoglycemia a therapeutically effective amount of exendin(5-39).
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: September 14, 2021
    Assignee: EIGER BIOPHARMACEUTICALS, INC.
    Inventor: Xiaofeng Xiong
  • Patent number: 11020484
    Abstract: Provided herein are liquid pharmaceutical formulations comprising exendin (9-39) or a pharmaceutically acceptable salt thereof and a tonicity modifier in a physiologically acceptable buffer having a pH in the range of about 5 to about 6. In some embodiments, the buffered liquid formulation comprises exendin (9-39) or a pharmaceutically acceptable salt thereof in an acetate buffer or a citrate buffer. Methods of treating or preventing hyperinsulinemic hypoglycemia in a subject comprising administering to the subject the buffered liquid formulation are also provided.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: June 1, 2021
    Assignees: Eiger BioPharmaceuticals, Inc., The Board of Trustees of the Leland Stanford Junior University
    Inventors: Xiaofeng Xiong, Debra Odink, Colleen M. Craig, Christine M. N. Smith, Tracey L. McLaughlin
  • Patent number: 10965006
    Abstract: A back cover includes: a back cover body, an antenna structure, a first hand-held part, and a second hand-held part arranged apart from the first hand-held part. The antenna structure includes a first part whose first side is separated from one end of the back cover body by a first slit, a second part separated from a second side of the first part by a second slit, and a third part for connecting the first and second parts. The first hand-held part extends to the second part from the back cover body and separated from a third side of the first part by a third slit. The second hand-held part extends to the second part from the back cover body and separated from a fourth side of the first part by a fourth slit, where the back cover body and the antenna structure are made of a metal material.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: March 30, 2021
    Assignee: Beijing Xiaomi Mobile Software Co., Ltd.
    Inventors: Xiaofeng Xiong, Linchuan Wang, Zonglin Xue
  • Publication number: 20200297819
    Abstract: In one aspect, methods of treating hyperinsulinemic hypoglycemia comprising administration of an effective amount of a derivative of an exendin-4 peptide are provided. In some embodiments, the method comprises subcutaneously administering to a patient having hyperinsulinemic hypoglycemia a therapeutically effective amount of exendin(5-39).
    Type: Application
    Filed: April 17, 2020
    Publication date: September 24, 2020
    Inventor: Xiaofeng Xiong
  • Publication number: 20200237696
    Abstract: In one aspect, methods of treating non-alcoholic steatohepatitis (NASH) or preventing or delaying the progression of non-alcoholic fatty liver disease (NAFLD) to NASH are provided. In some embodiments, the method comprises administering a therapeutically effective amount of ubenimex.
    Type: Application
    Filed: February 4, 2020
    Publication date: July 30, 2020
    Inventors: Xiaofeng Xiong, David A. Cory
  • Publication number: 20200209583
    Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 3.00?f1/f?10.00; and 5.00?R11/d11?15.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
    Type: Application
    Filed: November 11, 2019
    Publication date: July 2, 2020
    Inventors: Xiaofeng Xiong, Lei Zhang, Yanmei Wang, Yingnan Zhang
  • Publication number: 20200209563
    Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens made of a glass material; a second lens made of a plastic material; a third lens made of a glass material; a fourth lens made of a plastic material; a fifth lens made of a plastic material; a sixth lens made of a plastic material; and a seventh lens made of a plastic material. The camera optical lens satisfies following conditions: 1.51?f1/f?2.50; 1.70?n1?2.20; 0.50?f3/f4?2.00; ?10.00?(R13+R14)/(R13?R14)?10.00; and 1.70?n3?2.20. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
    Type: Application
    Filed: November 6, 2019
    Publication date: July 2, 2020
    Inventors: Xiaofeng Xiong, Lei Zhang, Yanmei Wang, Yanli Xie
  • Publication number: 20200209582
    Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens; a fifth lens; and a sixth lens. The camera optical lens satisfies following conditions: 1.10?f1/f?3.00; and ?25.00?R9/d9??10.00. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.
    Type: Application
    Filed: November 11, 2019
    Publication date: July 2, 2020
    Inventors: Xiaofeng Xiong, Lei Zhang, Yanmei Wang, Yingnan Zhang
  • Patent number: 10653753
    Abstract: In one aspect, methods of treating hyperinsulinemic hypoglycemia comprising administration of an effective amount of a derivative of an exendin-4 peptide are provided. In some embodiments, the method comprises subcutaneously administering to a patient having hyperinsulinemic hypoglycemia a therapeutically effective amount of exendin(5-39).
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: May 19, 2020
    Assignee: Eiger Biopharmaceuticals, Inc.
    Inventor: Xiaofeng Xiong
  • Patent number: 10588880
    Abstract: In one aspect, methods of treating non-alcoholic steatohepatitis (NASH) or preventing or delaying the progression of non-alcoholic fatty liver disease (NAFLD) to NASH are provided. In some embodiments, the method comprises administering a therapeutically effective amount of ubenimex.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: March 17, 2020
    Assignee: Eiger BioPharmaceuticals, Inc.
    Inventors: Xiaofeng Xiong, David A. Cory
  • Publication number: 20200069802
    Abstract: Provided herein are liquid pharmaceutical formulations comprising exendin (9-39) or a pharmaceutically acceptable salt thereof and a tonicity modifier in a physiologically acceptable buffer having a pH in the range of about 5 to about 6. In some embodiments, the buffered liquid formulation comprises exendin (9-39) or a pharmaceutically acceptable salt thereof in an acetate buffer or a citrate buffer. Methods of treating or preventing hyperinsulinemic hypoglycemia in a subject comprising administering to the subject the buffered liquid formulation are also provided.
    Type: Application
    Filed: November 21, 2017
    Publication date: March 5, 2020
    Inventors: Xiaofeng Xiong, Debra Odink, Colleen M. Craig, Christine M.N. Smith
  • Patent number: 10522901
    Abstract: A terminal casing and a terminal are provided. A bottom frame is divided into a horizontal part and two perpendicular parts by two gaps in the bottom frame of a metal frame; and a first feeder unit and a second feeder unit are arranged in a clearance area, the first feeder unit and the horizontal part of the bottom frame form a first antenna unit, and the second feeder unit and any perpendicular part form a second antenna unit orthogonal to the first antenna unit.
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: December 31, 2019
    Assignee: XIAOMI INC.
    Inventors: Xiaofeng Xiong, Zonglin Xue, Linchuan Wang