Patents by Inventor Donna Martina Bennett

Donna Martina Bennett 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).

  • Fluid ports used in bladder type hydraulic accumulators
    Publication number: 20090320290
    Abstract: The improvement in the manufacturing of fluid ports commonly used hydraulic bladder type accumulators by the manufacturing of the fluid port body and the poppet valve guide as separate pieces in the manufacturing process.
    Type: Application
    Filed: June 27, 2008
    Publication date: December 31, 2009
    Inventor: Donna Martina Bennett