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Richard Llewellyn Powell

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  • Bunbury, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermal pump refrigerants
    • Patent number 11,827,834
    • Issue date Nov 28, 2023
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Low GWP refrigerant blends
    • Patent number 11,459,497
    • Issue date Oct 4, 2022
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Non-ozone depleting and low global warming refrigerant blends
    • Patent number 10,253,233
    • Issue date Apr 9, 2019
    • RPL HOLDINGS LIMITED
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant
    • Patent number 9,708,522
    • Issue date Jul 18, 2017
    • RPL HOLDINGS LIMITED
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant
    • Patent number 9,624,414
    • Issue date Apr 18, 2017
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant composition
    • Patent number 9,062,237
    • Issue date Jun 23, 2015
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Non ozone depleting and low global warming potential refrigerants f...
    • Patent number 9,023,231
    • Issue date May 5, 2015
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant composition
    • Patent number 8,551,354
    • Issue date Oct 8, 2013
    • RPL Holdings Limited
    • John Edward Poole
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Refrigerant composition
    • Patent number 8,465,664
    • Issue date Jun 18, 2013
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant composition
    • Patent number 7,972,528
    • Issue date Jul 5, 2011
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant for centrifugal compressors
    • Patent number 6,991,743
    • Issue date Jan 31, 2006
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    CFC 12 replacement refrigerant
    • Patent number 6,629,419
    • Issue date Oct 7, 2003
    • Refringerant Products Ltd.
    • Richard L. Powell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    R 22 replacement refrigerant
    • Patent number 6,606,868
    • Issue date Aug 19, 2003
    • Refrigerant Products, Ltd.
    • Richard L. Powell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    R 12 replacement refrigerant
    • Patent number 6,604,368
    • Issue date Aug 12, 2003
    • Refrigerant Products, Ltd.
    • Richard L. Powell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant compositions
    • Patent number 6,495,060
    • Issue date Dec 17, 2002
    • Ineos Fluor Holdings Limited
    • Richard L. Powell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Production of hydrofluoroalkanes
    • Patent number 6,437,201
    • Issue date Aug 20, 2002
    • Ineos Fluor Holdings Limited
    • Paul Nicholas Ewing
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Composition comprising a hydrofluoroalkane or hydrochlorofluoroalka...
    • Patent number 6,183,661
    • Issue date Feb 6, 2001
    • Imperial Chemical Industries PLC
    • Pamela Louise Makin
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigerant compositions
    • Patent number 6,117,356
    • Issue date Sep 12, 2000
    • Imperial Chemical Industries PLC
    • Richard L Powell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Non-azeotropic refrigerant composition of CO.sub.2, R-125, R-143a a...
    • Patent number 6,106,740
    • Issue date Aug 22, 2000
    • Imperial Chemical Industries PLC
    • Richard Llewellyn Powell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Production of hydrofluoroalkanes
    • Patent number 5,902,913
    • Issue date May 11, 1999
    • Imperial Chemical Industries PLC
    • Richard Llewellyn Powell
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for the production of fluorine containing olefins
    • Patent number 5,856,593
    • Issue date Jan 5, 1999
    • Imperial Chemical Industries PLC
    • Richard Llewellyn Powell
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Production of hydrofluorocarbons
    • Patent number 5,756,868
    • Issue date May 26, 1998
    • Imperial Chemical Industries PLC
    • Leslie Burgess
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Products of tetrafluorothanes
    • Patent number 5,744,660
    • Issue date Apr 28, 1998
    • Imperial Chemical Industries PLC
    • Lisa Bradley
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Production of hydrofluorocarbons
    • Patent number 5,495,056
    • Issue date Feb 27, 1996
    • Imperial Chemical Industries PLC
    • Leslie Burgess
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polymeric foams
    • Patent number 5,264,462
    • Issue date Nov 23, 1993
    • Imperial Chemical Industries PLC
    • Roger J. Hodson
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Chemical process
    • Patent number 5,254,775
    • Issue date Oct 19, 1993
    • Imperial Chemical Industries PLC
    • John H. Holloway
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Chemical process
    • Patent number 5,254,772
    • Issue date Oct 19, 1993
    • Imperial Chemical Industries PLC
    • Wolfgang W. Dukat
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for preparing fluorine-containing organic compounds
    • Patent number 5,113,013
    • Issue date May 12, 1992
    • Imperial Chemical Industries PLC
    • Richard L. Powell
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polymer compositions
    • Patent number 4,942,203
    • Issue date Jul 17, 1990
    • Imperial Chemical Industries PLC
    • John N. Conti-Ramsden
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Fluorocopolymer compositions
    • Patent number 4,877,839
    • Issue date Oct 31, 1989
    • Imperial Chemical Industries PLC
    • John N. Conti-Ramsden
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    THERMAL PUMP REFRIGERANTS
    • Publication number 20220162489
    • Publication date May 26, 2022
    • RPL HOLDINGS LIMITED
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    LOW GWP REFRIGERANT BLENDS
    • Publication number 20200362214
    • Publication date Nov 19, 2020
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    LOW GWP REFRIGERANT BLENDS
    • Publication number 20200317974
    • Publication date Oct 8, 2020
    • RPL HOLDINGS LIMITED
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    NON-OZONE DEPLETING AND LOW GLOBAL WARMING REFRIGERANT BLENDS
    • Publication number 20180066171
    • Publication date Mar 8, 2018
    • RPL HOLDINGS LIMITED
    • John Edward POOLE
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    REFRIGERANT
    • Publication number 20170152423
    • Publication date Jun 1, 2017
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    REFRIGERANT
    • Publication number 20160251556
    • Publication date Sep 1, 2016
    • RPL HOLDINGS LIMITED
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    REFRIGERANT COMPOSITION
    • Publication number 20140158930
    • Publication date Jun 12, 2014
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    NON OZONE DEPLETING AND LOW GLOBAL WARMING POTENTIAL REFRIGERANTS F...
    • Publication number 20120312048
    • Publication date Dec 13, 2012
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    REFRIGERANT COMPOSITION
    • Publication number 20110226983
    • Publication date Sep 22, 2011
    • RPL HOLDINGS LIMITED
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Heat pump
    • Publication number 20100212873
    • Publication date Aug 26, 2010
    • John Edward Poole
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERANT COMPOSITION
    • Publication number 20090242828
    • Publication date Oct 1, 2009
    • RPL Holdings Limited
    • John Edward Poole
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    REFRIGERANT COMPOSITION
    • Publication number 20090224199
    • Publication date Sep 10, 2009
    • RPL Holdings Limited
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Heat Pump
    • Publication number 20090126371
    • Publication date May 21, 2009
    • Richard Powell
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Gas Separation and Compression Device
    • Publication number 20080202341
    • Publication date Aug 28, 2008
    • John Edward Poole
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Refrigerant Composition
    • Publication number 20070290163
    • Publication date Dec 20, 2007
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Refrigerant for centrifugal compressors
    • Publication number 20040026655
    • Publication date Feb 12, 2004
    • REFRIGERANT PRODUCTS LTD.
    • John Edward Poole
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    REFRIGERANT COMPOSITIONS
    • Publication number 20020063234
    • Publication date May 30, 2002
    • RICHARD L. POWELL
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    PRODUCTION OF HYDROFLUOROALKANES
    • Publication number 20020040171
    • Publication date Apr 4, 2002
    • PAUL NICHOLAS EWING
    • C07 - ORGANIC CHEMISTRY