Patents by Inventor Richard Lewis Siegel

Richard Lewis Siegel 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).

  • Treatment of diabetic ulcers
    Publication number: 20030176442
    Abstract: This invention relates to the use of cyclic guanosine 3′, 5′-monophosphate phosphodiesterase type five (cGMP PDE5) inhibitors, including in particular the compound sildenafil, for the treatment of diabetic ulcers, particularly diabetic foot ulcers.
    Type: Application
    Filed: March 7, 2003
    Publication date: September 18, 2003
    Inventors: Ralph E. Wood, Michael John Davies, Richard Lewis Siegel