Patents by Inventor Richard Litchfield

Richard Litchfield 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).

  • PERSONALIZED ctDNA DISEASE MONITORING VIA REPRESENTATIVE DNA SEQUENCING
    Publication number: 20220064733
    Abstract: Disclosed herein is a method of deriving a plurality of genetic variants from a homogenized input sample. Also disclosed herein are methods of identifying a plurality of genetic variants in a sample comprising: homogenizing one or more input samples to provide a homogenized sample; preparing genomic material isolated from the homogenized input sample for sequencing; and identifying the plurality of genetic variants within sequencing data derived after sequencing the prepared genomic material.
    Type: Application
    Filed: May 7, 2021
    Publication date: March 3, 2022
    Inventors: Nelson R. Alexander, Kevin Richard Litchfield, Stacey Stanislaw, Samra Turajlic
  • Motion Activated Food Dispenser
    Publication number: 20060249531
    Abstract: A motion activated food dispenser having a housing with a food dispensing outlet, means for controlling and directing the discharge of food product from the dispensing outlet when a receptacle is placed suitably near the discharge outlet, an electrically driven dispenser door in the interior space of said housing, a motion sensor, control electronics electronically connected to said motion sensor, and a control circuit electrically connected to the electric motor and the control electronics.
    Type: Application
    Filed: May 9, 2006
    Publication date: November 9, 2006
    Inventor: Richard Litchfield
  • Organizer for documents and the like
    Patent number: D480894
    Type: Grant
    Filed: May 30, 2002
    Date of Patent: October 21, 2003
    Assignee: The file & Go Company Pty Ltd.
    Inventor: Richard Litchfield Groves