Patents by Inventor April Ellis

April Ellis 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).

  • Composition, preparation, and use of dense chitosan membrane materials
    Patent number: 8735571
    Abstract: A composition of exceptionally dense chitosan and a novel method for producing the dense chitosan structure have been described. The novel production method employs coincident compression and vacuum on a neutralized chitosan polymer that results in an exceptionally dense chitosan film or membrane material. The dense chitosan film or membrane composition possesses multiple physical and clinically appealing qualities for a variety of medical applications on or in animals, mammals, or humans.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: May 27, 2014
    Assignee: Agenta Biotechnologies, Inc.
    Inventors: Arthur A. DeCarlo, April Ellis, Thomas P. Dooley, Maria Belousova
  • COMPOSITION, PREPARATION, AND USE OF DENSE CHITOSAN MEMBRANE MATERIALS
    Publication number: 20130164311
    Abstract: A composition of exceptionally dense chitosan and a novel method for producing the dense chitosan structure have been described. The novel production method employs coincident compression and vacuum on a neutralized chitosan polymer that results in an exceptionally dense chitosan film or membrane material. The dense chitosan film or membrane composition possesses multiple physical and clinically appealing qualities for a variety of medical applications on or in animals, mammals, or humans.
    Type: Application
    Filed: December 22, 2011
    Publication date: June 27, 2013
    Applicant: Agenta Biotechnologies Inc.
    Inventors: Arthur A. DeCarlo, April Ellis, Thomas P. Dooley, Maria Belousova