Patents by Inventor David Prinselaar

David Prinselaar 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).

  • Packaging
    Publication number: 20110127271
    Abstract: A primary package comprising two or more compartments which can be opened individually, each compartment comprising a plurality of unit dose detergent portions and wherein at least one compartment is substantially air-tight before it is opened for the first time. The package provides for good stability of the detergent portions.
    Type: Application
    Filed: August 11, 2008
    Publication date: June 2, 2011
    Inventors: Pawel Jaworski, Charlotta Larrson, David Prinselaar