Patents by Inventor Richard Seddon

Richard Seddon 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).

  • Patent number: 11603486
    Abstract: The invention provides a wellbore fluid which comprises an aqueous continuous phase and, dissolved in said aqueous continuous phase, at least one salt containing an imidazolium cation having at least 6 carbon atoms, and a method of carrying out a wellbore operation, which comprises introducing into a wellbore in a clay-containing formation, a wellbore fluid according to the invention. The described salts are effective shale inhibitors.
    Type: Grant
    Filed: November 27, 2008
    Date of Patent: March 14, 2023
    Assignee: The Queen's University Belfast
    Inventors: Mark Aston, Kenneth Richard Seddon, David Francis Wassell
  • Patent number: 10844263
    Abstract: The invention provides a wellbore fluid which comprises an aqueous continuous phase and, dissolved in said aqueous continuous phase, at least one salt which exists in a liquid state at a temperature below 150° C. and which has an ammonium, phosphonium or sulfonium cation containing at least 5 carbon atoms, or a quaternised nitrogen-containing heterocyclic cation containing at least 6 carbon atoms; provided that said salt is not 2-hydroxy-N,N,N-trimethyl ethanaminium acetate; and a method of carrying out a wellbore operation, which comprises introducing into a wellbore in a clay-containing formation, a wellbore fluid according to the invention. The described salts are effective shale inhibitors.
    Type: Grant
    Filed: November 27, 2008
    Date of Patent: November 24, 2020
    Assignee: THE QUEEN'S UNIVERSITY BELFAST
    Inventors: Mark Aston, Kenneth Richard Seddon, David Francis Wassell
  • Patent number: 10723673
    Abstract: A process is provided for the selective oligomerisation of C5 to C20 alpha-olefins to produce polyalphaolefin oligomers with a molecular weight distribution that is suitable for use in lubricant base oils.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: July 28, 2020
    Assignee: PETROLIAM NASIONAL BERHAD (PETRONAS)
    Inventors: Martin Philip Atkins, Kenneth Richard Seddon, Malgorzata Swadzba-Kwasny, Fergal Coleman
  • Patent number: 10487162
    Abstract: A process is provided for the selective oligomerization of C5 to C20 alpha-olefins to produce polyalphaolefin oligomers with a molecular weight distribution that is suitable for use in lubricant base oils.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: November 26, 2019
    Assignee: Petroliam Nasional Berhad (Petronas)
    Inventors: Martin Philip Atkins, Kenneth Richard Seddon, Malgorzata Swadzba-Kwasny, Fergal Coleman
  • Publication number: 20190247799
    Abstract: A method for increasing the thickness of a sheet of CNTs (146, 147, 246, 346), comprising: providing a wet sheet of CNTs, wherein the sheet of CNTs is either a continuous sheet of CNTs or a portion of sheet of CNTs, wherein the wet sheet of CNTs is the result of applying a process for manufacturing a sheet of CNTs; separating the wet sheet of CNTs from any filter or support element; drying the wet sheet of CNTs (146, 147, 246, 346) by applying heat (15, 25, 35) from a heat source (12, 22, 32).
    Type: Application
    Filed: February 11, 2019
    Publication date: August 15, 2019
    Inventors: Xabier Cenigaonaindía, Angel Hernán, Sonia Florez, Idoia Gaztelumendi, Richard Seddon, Jose Ramón García, Maialen Chapartegui
  • Publication number: 20180087005
    Abstract: The present invention relates to a fragrance composition comprising ionic liquids for enhanced evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.
    Type: Application
    Filed: December 13, 2017
    Publication date: March 29, 2018
    Inventors: Lynette Anne Makins Holland, Oreste Todini, David Michael Eike, Jose Maria Velazquez Mendoza, Sarah Anne Tozer, Pauline Mary McNamee, Jonathan Richard Stonehouse, William Eoghan Staite, Henry Charles Reginald Fovargue, Judith Ann Gregory, Kenneth Richard Seddon, Harambage Quintus Nimal Gunaratne, Alberto Vaca Puga, Julien Estager, Feng-Ling Wu, Shane Declan Devine, Marijana Blesic, Federico Maria Ferrero Vallana
  • Patent number: 9840680
    Abstract: The present invention relates to a fragrance composition comprising ionic liquids for enhanced evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: December 12, 2017
    Assignee: The Procter & Gamble Company
    Inventors: Lynette Anne Makins Holland, Oreste Todini, David Michael Eike, Jose Maria Velazquez Mendoza, Sarah Anne Tozer, Pauline Mary McNamee, Jonathan Richard Stonehouse, William Eoghan Staite, Henry Charles Reginald Fovargue, Judith Ann Gregory, Kenneth Richard Seddon, Harambage Quintus Nimal Gunaratne, Alberto Vaca Puga, Julien Estager, Feng-Ling Wu, Shane Declan Devine, Marijana Blesic, Federico Maria Ferrero Vallana
  • Publication number: 20170121633
    Abstract: The present invention relates to a fragrance composition comprising ionic liquids for delayed evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.
    Type: Application
    Filed: October 28, 2016
    Publication date: May 4, 2017
    Inventors: Lynette Anne Makins HOLLAND, Henry Charles Reginald FOVARGUE, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Alberto Vaca PUGA, Federico Maria FERRERO VALLANA
  • Patent number: 9567275
    Abstract: The invention relates to a process for preparing a C3-6 (hydro)fluoroalkene comprising dehydrohalogenating a C3-6 hydro(halo)fluoroalkane in the presence of a zinc/chromia catalyst, wherein the C3-6 (hydro)fluoroalkene produced is isomerized in the presence of the zinc/chromia catalyst.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: February 14, 2017
    Assignee: MEXICHEM AMANCO HOLDING S.A. DE C.V.
    Inventors: Andrew Paul Sharratt, Leslie Richard Seddon
  • Publication number: 20160376522
    Abstract: The present invention relates to an ionic liquid system comprising for enhanced delivery and/or deposition of a perfume raw material onto a substrate, particularly fabric, hard surfaces, soft surfaces, skin, or hair. The invention also relates to consumer products comprising the ionic liquid systems, and processes for making and methods of using such ionic liquid systems and consumer products.
    Type: Application
    Filed: June 21, 2016
    Publication date: December 29, 2016
    Inventors: Giulia Ottavia BIANCHETTI, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE
  • Publication number: 20160177222
    Abstract: The present invention relates to an ionic liquid system for enhanced delivery and/or deposition of a perfume raw material onto a substrate, particularly fabric, hard surfaces, soft surfaces, skin, or hair. The invention also relates to consumer products comprising the new ionic liquid systems, and processes for making and methods of using such ionic liquid systems and consumer products.
    Type: Application
    Filed: December 10, 2015
    Publication date: June 23, 2016
    Inventors: Giulia Ottavia BIANCHETTI, Sarah Anne TOZER, Pauline Mary MCNAMEE, Lynette Anne Makins HOLLAND, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Shane Declan DEVINE, Julien ESTAGER, Feng-Ling WU, Alberto Vaca PUGA
  • Publication number: 20160151527
    Abstract: The present invention relates to a novel ionic liquid composition comprising a novel cation and process for making and using thereof.
    Type: Application
    Filed: January 29, 2016
    Publication date: June 2, 2016
    Inventors: Lynette Anne Makins HOLLAND, Oreste TODINI, David Michael EIKE, Jose Maria VELAZQUEZ MENDOZA, Sarah Anne TOZER, Pauline Mary MCNAMEE, Henry Charles Reginald FOVARGUE, Judith Ann GREGORY, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Alberto Vaca PUGA, Julien ESTAGER, Feng-Ling WU, Shane Declan DEVINE
  • Publication number: 20160115424
    Abstract: The present invention relates to a fragrance composition comprising ionic liquids for enhanced evaporation of the perfume raw materials. The invention also relates to methods of use of the fragrance compositions for perfuming suitable substrates, particularly skin and hair.
    Type: Application
    Filed: September 25, 2015
    Publication date: April 28, 2016
    Inventors: Lynette Anne Makins HOLLAND, Oreste TODINI, David Michael EIKE, Jose Maria VELAZQUEZ MENDOZA, Sarah Anne TOZER, Pauline Mary McNAMEE, Jonathan Richard STONEHOUSE, William Eoghan STAITE, Henry Charles Reginald FOVARGUE, Judith Ann GREGORY, Kenneth Richard SEDDON, Harambage Quintus Nimal GUNARATNE, Alberto Vaca PUGA, Julien ESTAGER, Feng-Ling WU, Shane Declan DEVINE, Marijana BLESIC, Federico Maria FERRERO VALLANA
  • Publication number: 20160052838
    Abstract: This invention relates to base oils for lubricating compositions. In particular, the present invention provides a process for the selective oligomerisation of C5 to C20 alpha-olefins to produce polyalphaolefin oligomers with a molecular weight distribution that is suitable for use in lubricant base oils.
    Type: Application
    Filed: April 9, 2014
    Publication date: February 25, 2016
    Applicant: THE QUEEN'S UNIVERSITY OF BELFAST
    Inventors: Martin Philip Atkins, Kenneth Richard Seddon, Malgorzata Swadzba-Kwasny, Fergal Coleman
  • Publication number: 20160023971
    Abstract: The invention relates to a process for preparing a C3-6 (hydro)fluoroalkene comprising dehydrohalogenating a C3-6 hydro(halo)fluoroalkane in the presence of a zinc/chromia catalyst, wherein the C3-6 (hydro)fluoroalkene produced is isomerised in the presence of the zinc/chromia catalyst.
    Type: Application
    Filed: October 6, 2015
    Publication date: January 28, 2016
    Applicant: MEXICHEM AMANCO HOLDING S.A. DE C.V.
    Inventors: Andrew P. Sharratt, LESLIE RICHARD SEDDON
  • Publication number: 20160023970
    Abstract: The invention relates to a process for preparing a C3-6 (hydro)fluoroalkene comprising dehydrohalogenating a C3-6 hydro(halo)fluoroalkane in the presence of a zinc/chromia catalyst, wherein the C3-6 (hydro)fluoroalkene produced is isomerised in the presence of the zinc/chromia catalyst.
    Type: Application
    Filed: October 6, 2015
    Publication date: January 28, 2016
    Applicant: Mexichem Amanco Holding S.A. DE C.V.
    Inventors: Andrew Paul Sharratt, Leslie Richard Seddon
  • Patent number: 9162946
    Abstract: The invention relates to a process for preparing a C3-6 (hydro)fluoroalkene comprising dehydrohalogenating a C3-6 hydro(halo)fluoroalkane in the presence of a zinc/chromia catalyst, wherein the C3-6 (hydro)fluoroalkene produced is isomerised in the presence of the zinc/chromia catalyst.
    Type: Grant
    Filed: October 1, 2013
    Date of Patent: October 20, 2015
    Assignee: Mexichem Amanco Holding S.A. de C.V.
    Inventors: Andrew Paul Sharratt, Leslie Richard Seddon
  • Patent number: 8772438
    Abstract: A process for making a polyamide polymer, said process comprising heating, in one or more ionic liquid(s), one or more polyamide precursor(s) selected from: (i) one or more free dicarboxylic acid(s) or ester(s) thereof, with one or more diamine(s); or (ii) one or more salt(s) of a dicarboxylic acid with a diamine; or (iii) one or more lactam(s); or (iv) mixtures of any of the foregoing precursors (i) to (iii).
    Type: Grant
    Filed: June 30, 2010
    Date of Patent: July 8, 2014
    Assignee: Invista North America S.är.l.
    Inventors: Keith Whiston, Charles Richard Langrick, Kenneth Richard Seddon, Alberto V. Puga
  • Patent number: 8721795
    Abstract: A process is described for the preparation of water-soluble cellulose hydrolysis products The process comprises admixing cellulose with an ionic liquid capable of solvating or dissolving at least some of the cellulose, said ionic liquid being a compound comprised solely of cations and anions and which exists in a liquid state at a temperature at or below 150° C., and in which the anions are selected from sulfate, hydrogen sulfate and nitrate; and treating the resulting solvate or solution with an acid in the presence of water, said acid having a pKa in water of less than 2 at 25° C.
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: May 13, 2014
    Assignee: Petroliam Nasional Berhad (PETRONAS)
    Inventors: Markus Fanselow, John Holbrey, Kenneth Richard Seddon, Laurent Vanoye, Anna Zheng
  • Patent number: 8686134
    Abstract: The invention relates to an ionic liquid composition and a method for preparing the ionic liquid. The ionic liquid comprises a cation containing the Formula I, as herein disclosed, and wherein: n is 2, R1 is selected from the group consisting of: H, C1-C12 alkyl, aryl or together with R2 may form a heterocyclic ring, and R2 is selected from the group consisting of: H, C1-C12 alkyl, aryl or together with R1 may form a heterocyclic ring, and R3 is selected from the group consisting of hydrogen and C1-C12 alkyl, and wherein R1 and R2 are not simultaneously selected from hydrogen.
    Type: Grant
    Filed: July 20, 2011
    Date of Patent: April 1, 2014
    Assignee: Invista North America S.A R.L.
    Inventors: Stewart Forsyth, Kenneth Richard Seddon, Keith Whiston