Patents by Inventor Geoffrey James Moore

Geoffrey James Moore 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).

  • Chemical process
    Patent number: 5877360
    Abstract: A process for the production of difluoromethane which comprises reacting a compound of formula XYCF.sub.2 wherein X and Y are each H, Cl or Br but at least one of X and Y is an atom other than hydrogen, and in particular chlorodifluoromethane, with hydrogen at elevated temperature in the presence of a hydrogenation catalyst, in particular a catalyst comprising palladium carried on an active carbon support.
    Type: Grant
    Filed: December 9, 1994
    Date of Patent: March 2, 1999
    Assignee: Imperial Chemical Industries PLC
    Inventors: Geoffrey James Moore, Jenny O'Kell
  • Products of tetrafluorothanes
    Patent number: 5744660
    Abstract: This invention relates to a process for the production of 1,1,2,2- and/or 1,1,1,2-tetrafluoroethanes, and in particular to a process for the production of 1,1,1,2-tetrafluoroethane.
    Type: Grant
    Filed: December 21, 1995
    Date of Patent: April 28, 1998
    Assignee: Imperial Chemical Industries PLC
    Inventors: Lisa Bradley, Leslie Burgess, Richard Llewellwyn Powell, Geoffrey James Moore, Paul Nicholas Ewing, Kenneth Taylor
  • Manufacture of 1,1'-dialkyl-4,4'-bipyridylium salts
    Patent number: 4052405
    Abstract: A 1,1'-dialkyl-4,4'-bipyridylium salt is prepared from the corresponding 4,4'-bipyridyl using an alkylsulphate salt as the quaternizing agent.
    Type: Grant
    Filed: May 7, 1973
    Date of Patent: October 4, 1977
    Assignee: Imperial Chemical Industries Limited
    Inventors: John Reginald Case, Geoffrey James Moore
  • Manufacture of 1,1'-dialkyl-4,4'-bipyridylium salts
    Patent number: 3946023
    Abstract: A 1,1'-dialkyl-4,4'-bipyridylium salt is prepared by reacting the corresponding 4,4'-bipyridyl with a diloweralkylsulphate in the presence of a mineral acid.
    Type: Grant
    Filed: March 11, 1975
    Date of Patent: March 23, 1976
    Assignee: Imperial Chemical Industries Limited
    Inventors: John Reginald Case, Geoffrey James Moore