Patents by Inventor Stefaan Depraetere

Stefaan Depraetere 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).

  • Method and apparatus for breeding and collecting insect larvae
    Patent number: 11812723
    Abstract: The invention relates to a method for the breeding and collection of neonate larvae, in particular of the black soldier fly, containing the placing of insects in a cage, provided with means for depositing eggs, guiding larvae, hatched from the deposited eggs, by means of a guiding device, placed under the cage, under the influence of gravity to a conveyor belt placed under the guiding means, moving the larvae by means of the conveyor belt to a recipient placed at the end of the conveyor belt, counting the number of larvae on the conveyor belt before collection in the recipient, and collecting the larvae of the conveyor belt in the recipient until a predetermined number of larvae has been reached.
    Type: Grant
    Filed: February 6, 2019
    Date of Patent: November 14, 2023
    Assignee: PreZero US, Inc.
    Inventors: Johan Jacobs, Nouchka De Craene, Stefaan Depraetere, Zara Vermast
  • Method for separating larvae in a pulp and a liquid fraction
    Patent number: 11591414
    Abstract: The present invention relates to a method for separating larvae into a pulp fraction and a liquid fraction, including the steps of introducing living larvae into a grinding apparatus whist adding water, grinding the larvae by means of counter-rotating screws and separating the ground biomass of larvae into a pulp and liquid fraction. In particular, the invention is applicable to the larvae of the black soldier fly and produces a chitin-rich pulp and a fat-and-protein-rich liquid fraction.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: February 28, 2023
    Assignees: CIRCULAR ORGANICS N.V., VITO NV
    Inventors: Stefaan Depraetere, Els D'Hondt, Maarten Uyttebroek, Bert Van Den Bosch, Johan Jacobs
  • A METHOD FOR SEPARATING LARVAE IN A PULP AND A LIQUID FRACTION
    Publication number: 20210221921
    Abstract: The present invention relates to a method for separating larvae into a pulp fraction and a liquid fraction, including the steps of introducing living larvae into a grinding apparatus whist adding water, grinding the larvae by means of counter-rotating screws and separating the ground biomass of larvae into a pulp and liquid fraction. In particular, the invention is applicable to the larvae of the black soldier fly and produces a chitin-rich pulp and a fat-and-protein-rich liquid fraction.
    Type: Application
    Filed: October 25, 2018
    Publication date: July 22, 2021
    Inventors: Stefaan Depraetere, Els D'Hondt, Maarten Uyttebroek, Bert Van Den Bosch, Johan Jacobs
  • Method and Apparatus for Breeding and Collecting Insect Larvae
    Publication number: 20210045368
    Abstract: The invention relates to a method for the breeding and collection of neonate larvae, in particular of the black soldier fly, containing the placing of insects in a cage, provided with means for depositing eggs, guiding larvae, hatched from the deposited eggs, by means of a guiding device, placed under the cage, under the influence of gravity to a conveyor belt placed under the guiding means, moving the larvae by means of the conveyor belt to a recipient placed at the end of the conveyor belt, counting the number of larvae on the conveyor belt before collection in the recipient, and collecting the larvae of the conveyor belt in the recipient until a predetermined number of larvae has been reached.
    Type: Application
    Filed: February 6, 2019
    Publication date: February 18, 2021
    Inventors: Johan Jacobs, Nouchka De Craene, Stefaan Depraetere, Zara Vermast