Patents by Inventor Torsten Gliewe

Torsten Gliewe 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).

  • Sample preparation device and methods for using same
    Patent number: 12409448
    Abstract: Aspects of the present disclosure include sample preparation cartridges including a cylindrical structure and one or more covers. The cylindrical structure further includes a top, a bottom, an annular wall, a plurality of cavities in the annular wall that form a plurality of open-sided chambers on the annular wall and one or more interconnections providing fluidic communication between the plurality of chambers. The one or more covers cover the open side of the plurality of chambers. Also provided is a cylinder housing comprising one or more magnets. The sample preparation cartridge is removably disposed into the cylinder housing or adjacent to the cylinder housing. Methods of using the sample preparation device are also provided.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: September 9, 2025
    Assignee: Abbott Diagnostics Scarborough, Inc.
    Inventors: Austin M. Derfus, Karthikeyan Kumaravadivelu, Neil Quitoviera, Adrian P. Crute, Timothy L Higby, Richard B. Roth, Aric Joneja, Torsten Gliewe
  • Magnetic Particle Separation Device Actuation System and Negative Pressure Filling
    Publication number: 20240082845
    Abstract: Aspects of the present disclosure include a system for transporting a liquid from a chamber into one or more collection containers. The system may be semi-automatic or fully automatic. The system may be embodied in a sample preparation device, such as a cylindrical cartridge. The system includes a plunger chamber that creates negative pressure to fill the one or more collection containers. The plunger chamber is armed using a pivotable locking arm and a trigger coupled to the arm. Methods of using the system for transporting a liquid from a chamber into one or more collection containers is also provided.
    Type: Application
    Filed: January 28, 2022
    Publication date: March 14, 2024
    Inventors: Austin M. Derfus, Adrian P. Crute, Neil A. Quitoviera, Carl G. Santavicca, Timothy L. Higby, Karthikeyan Kumaravadivelu, Armando R. Tovar, Darren S. Gray, Torsten Gliewe
  • Sample Preparation Device and Methods for Using Same
    Publication number: 20230039793
    Abstract: Aspects of the present disclosure include sample preparation cartridges including a cylindrical structure and one or more covers. The cylindrical structure further includes a top, a bottom, an annular wall, a plurality of cavities in the annular wall that form a plurality of open-sided chambers on the annular wall and one or more interconnections providing fluidic communication between the plurality of chambers. The one or more covers cover the open side of the plurality of chambers. Also provided is a cylinder housing comprising one or more magnets. The sample preparation cartridge is removably disposed into the cylinder housing or adjacent to the cylinder housing. Methods of using the sample preparation device are also provided.
    Type: Application
    Filed: December 23, 2020
    Publication date: February 9, 2023
    Inventors: Austin M. Derfus, Karthikeyan Kumaravadivelu, Neil Quitoviera, Adrian P. Crute, Timothy L. Higby, Richard B. Roth, Aric Joneja, Torsten Gliewe