Patents by Inventor Tessa Plen

Tessa Plen 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: 6126923
    Abstract: A method for forming a striped dentifrice wherein a first dentifrice which appears unstriped when stored in a container having sidewalls at least a portion of which is transparent, is transformed into a striped dentifrice upon extrusion from the container, which method comprises storing the first dentifrice in the container provided with discharge means and striping means within the discharge means, sequentially filling the container with a striping dentifrice having a color which distinguishes the striping dentifrice from the first dentifrice, the striping dentifrice being stored in an area of the container separate from the first dentifrice, followed by filling the container with the first dentifrice, applying pressure on the dentifrices to cause the striping dentifrice to be applied to the first dentifrice within the container area in which the second dentifrice is stored and be simultaneously extruded together from the container, so that upon extrusion, the extruded dentifrice appears to have been magical
    Type: Grant
    Filed: December 11, 1998
    Date of Patent: October 3, 2000
    Assignee: Colgate-Palmolive Company
    Inventors: Michael R. Burke, Veerle De Bondt, Jean-Paul Delvenne, Tessa Plen, Gary Tambs, Benjamin Y. Mandanas, Prakasarao Mandadi, Mike Wong