Patents by Inventor David W. Nelson

David W. Nelson 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).

  • BINARY FLUID CONTROL VALVE SYSTEM
    Publication number: 20240084908
    Abstract: Fluid control valves including single-opening, binary fluid control valves that are initially closed and can be opened one time only to allow a fluid transfer between two spaces separated by a fluid impermeable barrier. Applications of valves of this type include inflatable devices, including but not limited to medical device balloons, in particular gastric balloons for weight loss.
    Type: Application
    Filed: September 22, 2023
    Publication date: March 14, 2024
    Applicant: Allurion Technologies, Inc.
    Inventor: David W. NELSON
  • Binary fluid control valve system
    Patent number: 11828377
    Abstract: Fluid control valves including single-opening, binary fluid control valves that are initially closed and can be opened one time only to allow a fluid transfer between two spaces separated by a fluid impermeable barrier. Applications of valves of this type include inflatable devices, including but not limited to medical device balloons, in particular gastric balloons for weight loss.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: November 28, 2023
    Assignee: Allurion Technologies, Inc.
    Inventor: David W. Nelson
  • AUTOMATIC-SEALING BALLOON-FILLING CATHETER SYSTEM
    Publication number: 20230120118
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Application
    Filed: December 20, 2022
    Publication date: April 20, 2023
    Applicant: Allurion Technologies, Inc.
    Inventors: David W. NELSON, Matthew J. LAPINSKI, Bruce A. HORWITZ, Samuel MOSS, Samuel CHADWICK
  • Automatic-sealing balloon-filling catheter system
    Patent number: 11559418
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: January 24, 2023
    Assignee: Allurion Technologies, Inc.
    Inventors: David W. Nelson, Matthew J. Lapinski, Bruce A. Horwitz, Samuel Moss, Samuel Chadwick
  • Enhanced fluid delivery system
    Patent number: 11497900
    Abstract: Methods and devices related to fluid delivery catheters and more particularly relates to catheters used to deliver fluid to medical devices and/or position medical devices.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: November 15, 2022
    Assignee: Allurion Technologies, Inc.
    Inventors: Samuel Chadwick, David W. Nelson, Andy Elder, Matthew S. Lake, Bruce A. Horwitz
  • BINARY FLUID CONTROL VALVE SYSTEM
    Publication number: 20210341069
    Abstract: Fluid control valves including single-opening, binary fluid control valves that are initially closed and can be opened one time only to allow a fluid transfer between two spaces separated by a fluid impermeable barrier. Applications of valves of this type include inflatable devices, including but not limited to medical device balloons, in particular gastric balloons for weight loss.
    Type: Application
    Filed: July 15, 2021
    Publication date: November 4, 2021
    Applicant: Allurion Technologies, Inc.
    Inventor: David W. NELSON
  • Filter elements; air cleaner; assembly; and, methods
    Patent number: 11161072
    Abstract: A filter element, a safety element and fluid cleaner assembly. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The element generally comprises z-filter media, arranged in a straight through configuration, and an axial seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Methods of assembly and use are provided.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: November 2, 2021
    Assignee: Donaldson Company, Inc.
    Inventors: William Krisko, Wayne W. Bishop, Steven Scott Gieseke, Carolyn J. Finnerty, David W. Nelson
  • Binary fluid control valve system
    Patent number: 11098813
    Abstract: Fluid control valves including single-opening, binary fluid control valves that are initially closed and can be opened one time only to allow a fluid transfer between two spaces separated by a fluid impermeable barrier. Applications of valves of this type include inflatable devices, including but not limited to medical device balloons, in particular gastric balloons for weight loss.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: August 24, 2021
    Assignee: Allurion Technologies, Inc.
    Inventor: David W. Nelson
  • FLUID DELIVERY CATHETER
    Publication number: 20210244913
    Abstract: Fluid delivery systems comprising catheters used to deliver a fluid into a medical device to which the catheter is attached. Methods and devices for eliminating the effects angular strain on the catheters that lead to kinking and pinching of the catheter.
    Type: Application
    Filed: February 8, 2021
    Publication date: August 12, 2021
    Applicant: Allurion Technologies, Inc.
    Inventor: David W. NELSON
  • FILTER ELEMENTS; AIR CLEANER; ASSEMBLY; AND, METHODS
    Publication number: 20200215475
    Abstract: A filter element, a safety element and fluid cleaner assembly. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The element generally comprises z-filter media, arranged in a straight through configuration, and an axial seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Methods of assembly and use are provided.
    Type: Application
    Filed: December 5, 2019
    Publication date: July 9, 2020
    Inventors: William Krisko, Wayne W. Bishop, Steven Scott Gieseke, Carolyn J. Finnerty, David W. Nelson
  • ENHANCED FLUID DELIVERY SYSTEM
    Publication number: 20200188644
    Abstract: Methods and devices related to fluid delivery catheters and more particularly relates to catheters used to deliver fluid to medical devices and/or position medical devices.
    Type: Application
    Filed: December 13, 2019
    Publication date: June 18, 2020
    Applicant: Allurion Technologies, Inc.
    Inventors: Samuel CHADWICK, David W. NELSON, Andy ELDER, Matthew S. LAKE, Bruce A. HORWITZ
  • AUTOMATIC-SEALING BALLOON-FILLING CATHETER SYSTEM
    Publication number: 20200155335
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Application
    Filed: January 24, 2020
    Publication date: May 21, 2020
    Applicant: Allurion Technologies, Inc.
    Inventors: David W. NELSON, Matthew J. LAPINSKI, Bruce A. HORWITZ, Samuel MOSS, Samuel CHADWICK
  • Automatic-sealing balloon-filling catheter system
    Patent number: 10588768
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: March 17, 2020
    Assignee: Allurion Technologies, Inc.
    Inventors: David W. Nelson, Matthew J. Lapinski, Bruce A. Horwitz, Samuel Moss, Samuel Chadwick
  • Automatic-sealing balloon-filling catheter system
    Patent number: 10583024
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: March 10, 2020
    Assignee: Allurion Technologies, Inc.
    Inventors: David W. Nelson, Matthew J. Lapinski, Bruce A. Horwitz, Samuel Moss, Samuel Chadwick
  • BINARY FLUID CONTROL VALVE SYSTEM
    Publication number: 20200011442
    Abstract: Fluid control valves including single-opening, binary fluid control valves that are initially closed and can be opened one time only to allow a fluid transfer between two spaces separated by a fluid impermeable barrier. Applications of valves of this type include inflatable devices, including but not limited to medical device balloons, in particular gastric balloons for weight loss.
    Type: Application
    Filed: July 8, 2019
    Publication date: January 9, 2020
    Applicant: Allurion Technologies, Inc.
    Inventor: David W. NELSON
  • AUTOMATIC-SEALING BALLOON-FILLING CATHETER SYSTEM
    Publication number: 20190388258
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Application
    Filed: September 5, 2019
    Publication date: December 26, 2019
    Applicant: Allurion Technologies, Inc.
    Inventors: David W. NELSON, Matthew J. LAPINSKI, Bruce A. HORWITZ, Samuel MOSS
  • AUTOMATIC-SEALING BALLOON-FILLING CATHETER SYSTEM
    Publication number: 20190388259
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Application
    Filed: September 5, 2019
    Publication date: December 26, 2019
    Applicant: Allurion Technologies, Inc.
    Inventors: David W. NELSON, Matthew J. LAPINSKI, Bruce A. HORWITZ, Samuel MOSS
  • Filter elements; air cleaner; assembly; and, methods
    Patent number: 10500533
    Abstract: A filter element, a safety element and fluid cleaner assembly. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The element generally comprises z-filter media, arranged in a straight through configuration, and an axial seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Methods of assembly and use are provided.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: December 10, 2019
    Assignee: Donaldson Company, Inc.
    Inventors: William Krisko, Wayne W. Bishop, Steven Scott Gieseke, Carolyn J. Finnerty, David W. Nelson
  • Automatic-sealing balloon-filling catheter system
    Patent number: 10470908
    Abstract: Valve assemblies for use with expandable devices that are positioned within remote cavities and more particularly relates to the catheters/conduits used to inflate these devices with fluid.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: November 12, 2019
    Assignee: Allurion Technologies, Inc.
    Inventors: David W. Nelson, Matthew J. Lapinski, Bruce A. Horwitz, Samuel Moss
  • Air filter arrangement; air cleaner assembly; and, methods
    Patent number: RE49213
    Abstract: A media pack for including in a filter cartridge of an air filter arrangement, is provided. A variety of configurations for the media pack are described and shown, an example shown being trapezoidal. Filter cartridges including such media packs, air cleaner assemblies and equipment systems are described. Also methods of use assembly are described.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: September 20, 2022
    Assignee: Donaldson Company, Inc.
    Inventors: Benny K. Nelson, David W. Nelson