Patents by Inventor James M. Peach

James M. Peach 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).

  • Process and apparatus for freezing a liquid medium
    Patent number: 4470202
    Abstract: Spherical frozen particles, which may be subsequently freeze dried are prepared by introducing a liquid medium in the form of droplets beneath the surface of a cooling liquid. The temperature and density of the cooling liquid is chosen so that liquid droplets freeze as they float towards the surface of the cooling liquid. Preferably a column of cooling liquid is employed and the liquid medium is introduced through an inlet near the base of the column.
    Type: Grant
    Filed: November 26, 1982
    Date of Patent: September 11, 1984
    Assignee: John Weyeth & Brother Limited
    Inventors: Ian R. Buxton, James M. Peach
  • Articles for carrying chemicals
    Patent number: 4371516
    Abstract: The invention relates to shaped articles carrying chemicals, particular to pharmaceutical dosage forms carrying pharmaceuticals, which disintegrate rapidly in water. The shaped articles comprise an open matrix network of carrier material carrying the chemical. The articles may be prepared by subliming solvent from a composition comprising the chemical and a solution of the carrier material in a solvent, the composition being in the solid state in a mould.
    Type: Grant
    Filed: July 17, 1981
    Date of Patent: February 1, 1983
    Assignee: John Wyeth & Brother Limited
    Inventors: George K. E. Gregory, James M. Peach, James D. Du Mayne