Patents by Inventor James Hanley Clark

James Hanley Clark 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: 11591283
    Abstract: A process for preparing dialkyl terephalate comprising the following steps:—i) providing furan-2,5-dicarboxylate; ii) esterifying the furan-2,5-dicarboxylate with alcohol to form furan-2,5-carboxylic acid dialkyl ester; iii) reacting the furan-2,5-carboxylic acid dialkyl ester with ethylene under Diels Alder conditions, elevated temperature and pressure and in the presence of a catalyst such that dialkyl terephthalate is produced; wherein the Diels-Alder reaction is free from solvent; wherein the catalyst comprises a clay comprising metal ions and having Lewis acidity.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: February 28, 2023
    Assignee: CONOPCO, INC.
    Inventors: Simon William Breeden, James Hanley Clark, Thomas James Farmer, Duncan James MacQuarrie, Con Robert McElroy, Joseph Kolawole Ogunjobi, David William Thornthwaite
  • Publication number: 20210122698
    Abstract: A process for preparing dialkyl terephalate comprising the following steps:—i) providing furan-2,5-dicarboxylate; ii) esterifying the furan-2,5-dicarboxylate with alcohol to form furan-2,5-carboxylic acid dialkyl ester; iii) reacting the furan-2,5-carboxylic acid dialkyl ester with ethylene under Diels Alder conditions, elevated temperature and pressure and in the presence of a catalyst such that dialkyl terephthalate is produced; wherein the Diels-Alder reaction is free from solvent; wherein the catalyst comprises a clay comprising metal ions and having Lewis acidity.
    Type: Application
    Filed: March 28, 2019
    Publication date: April 29, 2021
    Inventors: Simon William BREEDEN, James Hanley CLARK, Thomas James FARMER, Duncan James MACQUARRIE, Con Robert MCELROY, Joseph Kolawole OGUNJOBI, David William THORNTHWAITE
  • Patent number: 10774089
    Abstract: There is described a method of producing (?)-levoglucosenone, said method comprising, heating lignin to a temperature in excess of 150° C. for a time sufficient to convert a proportion of the lignin to (?)-evoglucosenone.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: September 15, 2020
    Assignee: UNIVERSITY OF YORK
    Inventors: James Hanley Clark, Mario De Bruyn, Vitaliy Lvovich Budarin
  • Patent number: 10738021
    Abstract: A process for the preparation of 2,2,5,5-tetramethyltetrahydrofuran (TMTHF) includes contacting a TMTHF precursor with a solid catalyst, where the TMTHF precursor is 2,5-dimethylhexane-2,5-diol and/or 2,5-dimethyl-4-hexen-2-ol, and where the solid catalyst is a beta zeolite. TMTHF produced by the process may be used as a solvent.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: August 11, 2020
    Assignee: Nitto Belgium B.V.
    Inventors: Greet Bossaert, Charly Hoebers, Bart Forier, Fergal Byrne, Andrew John Hunt, Thomas James Farmer, James Hanley Clark
  • Publication number: 20190284150
    Abstract: A process for the preparation of 2,2,5,5-tetramethyltetrahydrofuran (TMTHF) includes contacting a TMTHF precursor with a solid catalyst, where the TMTHF precursor is 2,5-dimethylhexane-2,5-dioland/or 2,5-dimethyl-4-hexen-2-ol, and where the solid catalyst is a beta zeolite. TMTHF produced by the process may be used as a solvent.
    Type: Application
    Filed: August 18, 2017
    Publication date: September 19, 2019
    Inventors: Greet Bossaert, Charly Hoebers, Bart Forier, Fergal Byrne, Andrew John Hunt, Thomas James Farmer, James Hanley Clark
  • Patent number: 10072227
    Abstract: There is described a processor for use in the microwave torrefaction of biomass material which comprises, a micronized biomass char material and a method of producing a biomass char material, and a method of producing L-glucosan.
    Type: Grant
    Filed: July 3, 2009
    Date of Patent: September 11, 2018
    Assignee: University of York
    Inventors: Vitaliy Lvovich Budarin, Krzysztof Jakub Milkowski, Peter Shuttleworth, Brigid Lanigan, James Hanley Clark, Duncan James Macquarrie, Ashley Wilson
  • Publication number: 20180230174
    Abstract: There is described a method of transformation of a cellulosic material, such as, lignocellulosic biomass material and/or cellulose, into a directly fermentable saccharide containing mixture wherein said method of transformation comprises the microwave assisted hydrothermal treatment of the cellulosic material.
    Type: Application
    Filed: January 20, 2016
    Publication date: August 16, 2018
    Applicant: University of York
    Inventors: Vitaliy Budarin, James Hanley Clark, Jiajun Fan, Mark Gronnow
  • Publication number: 20180111947
    Abstract: There is described a method of producing (?)-levoglucosenone, said method comprising, heating lignin to a temperature in excess of 150° C. for a time sufficient to convert a proportion of the lignin to (?)-evoglucosenone.
    Type: Application
    Filed: April 20, 2016
    Publication date: April 26, 2018
    Applicant: University of York
    Inventors: James Hanley Clark, Mario De Bruyn, Vitaliy Lvovich Budarin
  • Patent number: 9752062
    Abstract: A carpet material with at least one of its components made easier for recycle by use of an adhesive which can be selectively altered to change the adhesion strength to allow component carpet layers to be separated.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: September 5, 2017
    Assignee: Interface International B.V.
    Inventors: John Robert Mantle, James Hanley Clark, Peter Samuel Shuttleworth
  • Publication number: 20170240473
    Abstract: There is described a mesoporous composite material comprising carbon nanoparticles dispersed in a mesoporous carbonaceous material.
    Type: Application
    Filed: September 15, 2015
    Publication date: August 24, 2017
    Inventors: Vitaly BUDARIN, James Hanley CLARK, Gary James ELLIS, Peter Samuel SHUTTLEWORTH, Horacio Javier SALAVAGIONE
  • Patent number: 9457338
    Abstract: A mesoporous material is derived from a polysaccharide by thermally assisted partial carbonisation after expansion. The polysaccharide is an acid containing polysaccharide or mixture of polysaccharides.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: October 4, 2016
    Assignee: THE UNIVERSITY OF YORK
    Inventors: Robin Jeremy White, James Hanley Clark, Vitaliy L'vovich Budarin, Duncan James MacQuarrie
  • Patent number: 9382339
    Abstract: There is described a method of isolating one or more of pectin, d-limonene, a flavor compound, a flavonoid, a soluble monosaccharide, a decomposition product of a monosaccharide and cellulose, from citrus material wherein said method comprises the microwave assisted hydrothermal low temperature treatment of citrus material.
    Type: Grant
    Filed: April 4, 2013
    Date of Patent: July 5, 2016
    Assignee: University of York
    Inventors: James Hanley Clark, Lucie Anne Pfaltzgraff, Vitaliy Lvovich Budarin, Mario De Bruyn
  • Publication number: 20150252225
    Abstract: A carpet material with at least one of its components made easier for recycle by use of an adhesive which can be selectively altered to change the adhesion strength to allow component carpet layers to be separated.
    Type: Application
    Filed: May 27, 2015
    Publication date: September 10, 2015
    Inventors: John Robert Mantle, James Hanley Clark, Peter Samuel Shuttleworth
  • Publication number: 20150065698
    Abstract: There is described a method of isolating one or more of pectin, d-limonene, a flavour compound, a flavonoid, a soluble monosaccharide, a decomposition product of a monosaccharide and cellulose, from citrus material wherein said method comprises the microwave assisted hydrothermal low temperature treatment of citrus material.
    Type: Application
    Filed: April 4, 2013
    Publication date: March 5, 2015
    Inventors: James Hanley Clark, Lucie Anne Pfaltzgraff, Vitaliy Lvovich Budarin, Mario De Bruyn
  • Publication number: 20140288297
    Abstract: A mesoporous material is derived from a polysaccharide by thermally assisted partial carbonisation after expansion. The polysaccharide is an acid containing polysaccharide or mixture of polysaccharides.
    Type: Application
    Filed: December 23, 2013
    Publication date: September 25, 2014
    Applicant: THE UNIVERSITY OF YORK
    Inventors: Robin Jeremy White, James Hanley Clark, Vitaliy L'vovich Budarin, Duncan James MacQuarrie
  • Patent number: 8790548
    Abstract: A carbonaceous material is derived from a polysaccharide by carbonization. The polysaccharide is preferably a starch. The carbonaceous material has mesoporosity and is useful as a solid catalytic support.
    Type: Grant
    Filed: March 15, 2007
    Date of Patent: July 29, 2014
    Assignee: University of York
    Inventors: Vitaliy Budarin, James Hanley Clark, Rafael Luque, Duncan James MacQuarrie, Krzysztof Milkowski, Robin Jeremy White
  • Publication number: 20110219679
    Abstract: There is described a processor for use in the microwave torrefaction of biomass material which comprises, a micronised biomass char material and a method of producing a biomass char material, and a method of producing L-glucosan.
    Type: Application
    Filed: June 3, 2009
    Publication date: September 15, 2011
    Applicant: UNIVERSITY OF YORK
    Inventors: Vitaliy Lvovich Budarin, Krzysztof Jakub Milkowski, Peter Shuttleworth, Brigid Lanigan, James Hanley Clark, Duncan James Macquarrie, Ashley Wilson
  • Publication number: 20110039056
    Abstract: A carpet material with at least one of its components made easier for recycle by use of an adhesive which can be selectively altered to change the adhesion strength to allow component carpet layers to be separated.
    Type: Application
    Filed: September 21, 2009
    Publication date: February 17, 2011
    Applicant: INTERFACE INTERNATIONAL B.V.
    Inventors: John Robert Mantle, James Hanley Clark, Peter Samuel Shuttleworth
  • Publication number: 20110030585
    Abstract: There is described a structural material comprising a substrate and a binder characterised in that the binder comprises a bio-silicate and a process for the manufacture thereof.
    Type: Application
    Filed: January 2, 2009
    Publication date: February 10, 2011
    Applicant: UNIVERSITY OF YORK
    Inventors: James Hanley Clark, Krzysztof Jakub Milkowski, Jenifer Ruth Dodson, Vitaliy Lvovich Budarin
  • Publication number: 20110028708
    Abstract: A mesoporous material is derived from a polysaccharide by thermally assisted partial carbonisation after expansion. The polysaccharide is an acid containing polysaccharide or mixture of polysaccharides.
    Type: Application
    Filed: September 19, 2008
    Publication date: February 3, 2011
    Inventors: Robin Jeremy White, James Hanley Clark, Vitaliy L'Vovich Budarin, Duncan James MacQuarrie