Patents by Inventor Paul Graham Richards

Paul Graham Richards 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).

  • DRY POWDER FORMULATIONS FILLED IN AN INHALER WITH IMPROVED RESISTANCE TO HUMIDITY
    Publication number: 20250058063
    Abstract: A drug product includes a multidose dry powder inhalation device. The device has a medicament chamber and a desiccant chamber adjacent to the medicament chamber, and a pharmaceutical composition therein. The pharmaceutical composition includes a pharmaceutically acceptable salt of tanimilast. The desiccant chamber is filled with molecular sieves.
    Type: Application
    Filed: December 19, 2022
    Publication date: February 20, 2025
    Inventors: Marco DI CASTRI, Giuseppe Antonio MULAS, Sara BOTTINI, Alan TWEEDIE, Daniel David HIGGINS, Odysseas Michail VARVOUNIS, Ralph Donald Quentin COLLINGS, Benjamin Michael RICHARDS, Paul Graham HAYTON
  • Electrosynthetic method of modifying biomolecules in particular enzymes
    Patent number: 5905032
    Abstract: Pendant groups in the alpha-amino acid monomer residues comprising a polypeptide molecule are selectively modified by applying an electric potential across an electrochemical cell containing the polypeptide.
    Type: Grant
    Filed: September 9, 1997
    Date of Patent: May 18, 1999
    Assignee: Coventry University
    Inventors: David John Walton, John Heptinstall, Paul Graham Richards