Patents by Inventor Fletcher Tifft Longley

Fletcher Tifft Longley 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).

  • Leg bag accessory
    Patent number: 7147625
    Abstract: An accessory is connected between a leg bag and a urinary catheter to prevent microorganisms migrating from the leg bag up through the catheter. The accessory has a sleeve, connectors to connect the sleeve to the leg bag and to the urinary catheter, a filter positioned within the sleeve that can be coated with an antimicrobial composition, and a valve to prevent fluid from moving from the leg bag to the catheter. The antimicrobial coated sleeve can be used with or with out the filter. The filter is made by compounding a polymeric resin powder with an antimicrobial composition.
    Type: Grant
    Filed: July 1, 2003
    Date of Patent: December 12, 2006
    Assignee: ICET, Inc.
    Inventors: Shantha Sarangapani, Fletcher Tifft Longley