Patents by Inventor Lance D. Hopman

Lance D. Hopman 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).

  • Silver-containing compositions, devices and methods for making
    Publication number: 20040010215
    Abstract: The present invention comprises methods and compositions for making a silver-containing antimicrobial hydrophilic material. More particularly, the present invention comprises methods and compositions for stabilized silver antimicrobial devices comprising a matrix comprising a polymer network and a non-gellable polysaccharide, and an active agent. The matrix may be formed into any desired shape for its desired uses.
    Type: Application
    Filed: May 19, 2003
    Publication date: January 15, 2004
    Inventors: Bruce L. Gibbins, Lance D. Hopman
  • Methods and compositions for improved delivery devices
    Publication number: 20030224054
    Abstract: The present invention comprises methods and compositions for delivery devices More particularly, the present invention comprises methods and compositions for devices comprising a matrix comprising a polymer network and a non-gellable polysaccharide having oxygen and optionally active agents incorporated therein. The matrix may be formed into any desired shape for treatment of compromised tissue or for delivery of oxygen to a localized environment.
    Type: Application
    Filed: May 19, 2003
    Publication date: December 4, 2003
    Inventors: Bruce L. Gibbins, Lance D. Hopman
  • Silver-containing compositions, devices and methods for making
    Patent number: 6605751
    Abstract: The present invention comprises methods and compositions for making a silver-containing antimicrobial hydrophilic material. More particularly, the present invention comprises methods and compositions for stabilized silver antimicrobial devices comprising a matrix comprising a polymer network and a non-gellable polysaccharide, and an active agent. The matrix may be formed into any desired shape for its desired uses.
    Type: Grant
    Filed: September 29, 2000
    Date of Patent: August 12, 2003
    Assignee: Acrymed
    Inventors: Bruce L. Gibbins, Lance D. Hopman
  • Methods and compositions for improved delivery devices
    Publication number: 20010041188
    Abstract: The present invention comprises methods and compositions for delivery devices More particularly, the present invention comprises methods and compositions for devices comprising a matrix comprising a polymer network and a non-gellable polysaccharide having oxygen and optionally active agents incorporated therein. The matrix may be formed into any desired shape for treatment of compromised tissue or for delivery of oxygen to a localized environment.
    Type: Application
    Filed: December 29, 2000
    Publication date: November 15, 2001
    Inventors: Bruce L. Gibbins, Lance D. Hopman