Patents by Inventor Jeffrey J. Corpstein

Jeffrey J. Corpstein 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).

  • ELECTROMAGNETIC ASSEMBLIES FOR PROCESSING FLUIDS
    Publication number: 20230132614
    Abstract: The disclosure relates to methods and apparatus for processing fluids through the use of a magnetic assembly wherein the magnetic assembly includes at least one fluid chamber containing a fluid and magnetic particles.
    Type: Application
    Filed: April 2, 2021
    Publication date: May 4, 2023
    Applicant: Beckman Coulter, Inc.
    Inventors: Jeffrey J. Corpstein, Evan Farthing, Thomas G. Keen, Abraham Olson, Andrew Horton, Kerry J. Weaver, Roger A. Wyman
  • Magnetic particles
    Patent number: 11530437
    Abstract: A magnetic particle is disclosed. The magnetic particle comprises a magnetic material having a maximum field strength in a range of from about 20 emu/g to about 250 emu/g and a remanence in a range of from about 0 emu/g to about 30 emu/g. The magnetic particle further comprises an outer surface containing a ligand. The ligand interacts with an analyte of interest in the sample solution.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: December 20, 2022
    Assignee: Beckman Coulter, Isse.
    Inventors: Jeffrey J. Corpstein, Evan Farthing, Thomas G. Keen, Jianli Zhao, Asmita Patel, Yuandan Liu, Cuong N. Hoang, Emmet Welch
  • MAGNETIC PARTICLES
    Publication number: 20210139953
    Abstract: A magnetic particle is disclosed. The magnetic particle comprises a magnetic material having a maximum field strength in a range of from about 20 emu/g to about 250 emu/g and a remanence in a range of from about 0 emu/g to about 30 emu/g. The magnetic particle further comprises an outer surface containing a ligand. The ligand interacts with an analyte of interest in the sample solution.
    Type: Application
    Filed: January 15, 2021
    Publication date: May 13, 2021
    Inventors: Jeffrey J. Corpstein, Evan Farthing, Thomas G. Keen, Jianli Zhao, Asmita Patel, Yuandan Liu, Cuong N. Hoang, Emmet Welch
  • Fluidics system for flow cytometer
    Patent number: 10288545
    Abstract: A fluidics system for a flow cytometer is disclosed. In some examples, the system includes a junction disposed between a pump and a sample probe. In some examples, the pump is a peristaltic pump. A pulse-attenuation system is also disclosed. A method for removing gaps caused by pulsations in output data is also disclosed. A fluidics system and method for processing samples in parallel is also disclosed. A fluidic system for a flow cytometer that includes an agitator for agitating a sample is also disclosed. A sheath fluid transfer system of a fluidic system for a flow cytometer is also disclosed.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: May 14, 2019
    Assignee: Beckman Coulter, Inc.
    Inventors: Richard R. Martin, Todd Halvorson, Jeffrey J. Corpstein
  • FLUIDICS SYSTEM FOR FLOW CYTOMETER
    Publication number: 20160377524
    Abstract: A fluidics system for a flow cytometer is disclosed. In some examples, the system includes a junction disposed between a pump and a sample probe. In some examples, the pump is a peristaltic pump. A pulse-attenuation system is also disclosed. A method for removing gaps caused by pulsations in output data is also disclosed. A fluidics system and method for processing samples in parallel is also disclosed. A fluidic system for a flow cytometer that includes an agitator for agitating a sample is also disclosed. A sheath fluid transfer system of a fluidic system for a flow cytometer is also disclosed.
    Type: Application
    Filed: November 26, 2014
    Publication date: December 29, 2016
    Inventors: Richard R. MARTIN, Todd HALVORSON, Jeffrey J. CORPSTEIN
  • Tread depth probe and computer
    Patent number: 4631831
    Abstract: A tread depth probe for measuring the depth of a tread groove in a tire comprising a retaining and release mechanism to retain the probe pin in a retracted position when not in use and a release mechanism to release the probe pin when in use and having a measuring system permitting multiple tire groove depth readings while permitting the tread depth probe to be in the released position.
    Type: Grant
    Filed: January 31, 1986
    Date of Patent: December 30, 1986
    Assignee: Bandag Licensing Corporation
    Inventors: William J. Bacher, Jeffrey J. Corpstein