Patents by Inventor Bernardus M. van Thoor

Bernardus M. van Thoor 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).

  • Patent number: 5190652
    Abstract: A filter holder for coffee cartridges, comprising a cartridge-receiving portion (4) with a closed bottom and a lateral extract passage (9), a by-pass (5) which has its inlet (6) spaced above the cartridge-receiving portion (4) and terminates adjacent the extract passage (9), as well as an upper supporting rim (7) which is so inclined relative to the axis of the closed bottom, that when the filter pan is arranged by the supporting rim (7) thereof on the upper edge of a receptacle for brewed coffee, the outlets of the by-pass (5) and the extract passage (9) are disposed substantially at the lowest point.
    Type: Grant
    Filed: September 17, 1991
    Date of Patent: March 2, 1993
    Assignee: Sara Lee/DE N.V.
    Inventors: Bernardus M. van Thoor, Jan C. van Hattem
  • Patent number: 5083503
    Abstract: A method and an apparatus for making beverages, such as coffee, soup, tea, or the like, wherein a starting product, such as ground coffee, is supplied to a cavity and is enclosed therein by a piston. After this, through an opening provided in the piston, a quantity of fluid, in this case water, originating from a water system is pressed into said cavity. Hereafter, the fluid, after extraction of the starting product contained in the chamber, in this case filling chamber, is discharged through an opening near the end opposite the piston, the control of this process taking place electronically. The method is characterized in that use is made of an apparatus having at least two filling chambers of different size and mounted on a movable holder and that the various steps are performed during a single cycle of the holder.
    Type: Grant
    Filed: November 14, 1989
    Date of Patent: January 28, 1992
    Assignee: Sara Lee/DE N.V.
    Inventors: Jan C. van Hattem, Bernardus M. van Thoor, Jan Sperna Weiland
  • Patent number: 4995310
    Abstract: A disposable filter cartridge comprising a housing substantially including bottom and an upright side wall, the underside or bottom having one or more holes, said filter cartridges being provided at its top and at least a part of its bottom with filter material or a filter film. At least the filter material for the top is connected to the side wall or a flange-shaped extension thereof by means of a sealed joint. The filter material destined for the underside or bottom of the housing is cup-shaped and is received in the housing of the filter cartridge so as to be immovable.
    Type: Grant
    Filed: May 5, 1989
    Date of Patent: February 26, 1991
    Assignee: Douwe Egberts Koninklijke Tabaksfabriek-Koffiebranderijen-Theehandel N.V.
    Inventors: Joost van der Lijn, Bernardus M. Van Thoor
  • Patent number: 4860645
    Abstract: A disposable filter cartridge comprising a housing substantially including a bottom and an upright side wall, the underside or bottom having one or more holes, said filter cartridges being provided at its top and at least a part of its bottom with filter material or a filter film. At least the filter material for the top is connected to the side wall or a flange-shaped extension thereof by means of a sealed joint. The filter material destined for the underside or bottom of the housing is cup-shaped and is received in the housing of the filter cartridge so as to be immovable.
    Type: Grant
    Filed: November 10, 1986
    Date of Patent: August 29, 1989
    Assignee: Douwe Egberts Koninklijke Tabaksfabriek-Koffiebranderijen-Theehandel
    Inventors: Joost van der Lijn, Bernardus M. van Thoor