Patents by Inventor Petrus Henricus A. N. Kuhn

Petrus Henricus A. N. Kuhn 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: 6928668
    Abstract: A device with a toilet care action, provided with a reservoir having at least one compartment for an active liquid, a liquid collecting element which, during use, is in a constant communication with the contents of the at least one compartment, and provided with fastening means for fastening the device to a toilet in such a manner that, in an operative condition of the device, the liquid collecting element is located in a path of toilet flushing water, the liquid collecting element comprising a plate which on a side facing the flushing water stream is provided with liquid collecting means, while the side of the plate facing away from the flushing water stream is also provided with liquid collecting means which are in communication with the liquid collecting means of the side facing the flushing water stream via capillary channels provided in the plate.
    Type: Grant
    Filed: May 19, 2004
    Date of Patent: August 16, 2005
    Assignee: Sara Lee/DE N.V.
    Inventor: Petrus Henricus A. N. Kuhn
  • Patent number: 6868991
    Abstract: A squeeze dispenser for liquids, preferably relatively highly viscous liquids, is provided with a flexible holder (1) with an outflow opening (2) via which a liquid can be pressed out of the holder, and with a sealing element (3) arranged over this outflow opening. In this sealing element, a first valve (12) is arranged via which, when the holder is squeezed, liquid can be pressed out of the holder, as well as a second valve (18) for admitting air into the holder when the holder is no longer squeezed.
    Type: Grant
    Filed: December 3, 2001
    Date of Patent: March 22, 2005
    Assignee: Sara Lee/DE N.V.
    Inventors: Petrus Henricus A. N. Kuhn, Wander Herman Colenbrander
  • Publication number: 20040244101
    Abstract: A device with a toilet care action, provided with a reservoir having at least one compartment for an active liquid, a liquid collecting element which, during use, is in a constant communication with the contents of the at least one compartment, and provided with fastening means for fastening the device to a toilet in such a manner that, in an operative condition of the device, the liquid collecting element is located in a path of toilet flushing water, the liquid collecting element comprising a plate which on a side facing the flushing water stream is provided with liquid collecting means, while the side of the plate facing away from the flushing water stream is also provided with liquid collecting means which are in communication with the liquid collecting means of the side facing the flushing water stream via capillary channels provided in the plate.
    Type: Application
    Filed: May 19, 2004
    Publication date: December 9, 2004
    Applicant: Sara Lee/DE N.V.
    Inventor: Petrus Henricus A. N. Kuhn
  • Publication number: 20040074924
    Abstract: A squeeze dispenser for liquids, preferably relatively highly viscous liquids, is provided with a flexible holder (1) with an outflow opening (2) via which a liquid can be pressed out of the holder, and with a sealing element (3) arranged over this outflow opening. In this sealing element, a first valve (12) is arranged via which, when the holder is squeezed, liquid can be pressed out of the holder, as well as a second valve (18) for admitting air into the holder when the holder is no longer squeezed.
    Type: Application
    Filed: November 3, 2003
    Publication date: April 22, 2004
    Inventors: Petrus Henricus, A.,N. Kuhn, Wander Herman Colenbrander