Patents by Inventor ANNA JOHNSTON

ANNA JOHNSTON 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).

  • IMPROVEMENTS IN RESPIRATOR HOODS
    Publication number: 20240091571
    Abstract: A respirator comprising: an air supply unit arranged to deliver air at its output.
    Type: Application
    Filed: July 14, 2021
    Publication date: March 21, 2024
    Applicant: BAE SYSTEMS plc
    Inventors: Michael Fraser, Paul Douglas, Alexander Grint, Anna Welch, Alan Felstead, Neville Clokey, Julie Johnston
  • FILTRATION OF PLASMA MIXTURES USING CELLULOSE-BASED FILTER AIDS
    Publication number: 20020099174
    Abstract: The present invention relates generally to a method of separating one or more components from a protein mixture. More particularly, this invention is directed to a method of separating one or more components of blood plasma comprising one or more filtration steps using a cellulose-based filter aid. The present invention is useful in the preparation of therapeutics, in particular plasma-based therapeutics for use in humans.
    Type: Application
    Filed: February 2, 1999
    Publication date: July 25, 2002
    Inventors: ANNA JOHNSTON, JEFFERY RAYMOND DAVIES, PETER JAMES TURNER, BRENTON JOHN WILKIE