Patents by Inventor Christian Estrems

Christian Estrems 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).

  • Valve with sealed bellows and packing box for container transporting toxic fluids
    Publication number: 20040051073
    Abstract: The invention concerns a safety valve comprising a body (2) traversed by an actuating rod (1) in translation relative to the body (2), wherein the rod passes through a bellows (3) comprising two metal walls, the bellows being fixed at each of its ends to the body and to the rod, respectively. The invention also concerns a fluid tank whereon is mounted such a valve.
    Type: Application
    Filed: October 22, 2003
    Publication date: March 18, 2004
    Inventor: Christian Estrems