Patents by Inventor Patrick Felder

Patrick Felder 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).

  • Formaldehyde releaser and process for treating aqueous systems
    Publication number: 20050115910
    Abstract: The invention is directed to a stable urea formaldehyde composition that, when combined with one or more biocides including isothiazolones, slowly releases low levels of formaldehyde with low to no odour.
    Type: Application
    Filed: September 9, 2004
    Publication date: June 2, 2005
    Inventors: Patrick Felder, Gerhard Tiedtke