Patents by Inventor Russell Jon Griffiths

Russell Jon Griffiths 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: 10833274
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film transistor (OTFT backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: November 10, 2020
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Patent number: 10707420
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: July 7, 2020
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Patent number: 10580989
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film transistor (OFET) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: March 3, 2020
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Patent number: 10497874
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: December 3, 2019
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Patent number: 10069071
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: September 4, 2018
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Patent number: 10056550
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing suchorganic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin filmtransistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltatic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: August 21, 2018
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Patent number: 10056551
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OFET) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: August 21, 2018
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Patent number: 10050202
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: August 14, 2018
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Publication number: 20180190910
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Application
    Filed: January 4, 2018
    Publication date: July 5, 2018
    Applicant: SMARTKEM LIMITED
    Inventor: Russell Jon GRIFFITHS
  • Patent number: 9997710
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: June 12, 2018
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Publication number: 20180062080
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film transistor (OFET) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Application
    Filed: September 18, 2017
    Publication date: March 1, 2018
    Applicant: SMARTKEM LIMITED
    Inventor: Russell Jon GRIFFITHS
  • Patent number: 9799830
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film-transistor (OFET) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: October 24, 2017
    Assignee: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Publication number: 20170062740
    Abstract: The present invention relates to organic semiconductor compositions and organic semiconductor layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application particularly in the field of displays such as organic field effect transistors (OFETS), integrated circuits, organic light emitting diodes (OLEDS), photodetectors, organic photovoltaic (OPV) cells, sensors, lasers, memory elements and logic circuits.
    Type: Application
    Filed: November 14, 2016
    Publication date: March 2, 2017
    Applicant: Smartkem Limited
    Inventor: Russell Jon Griffiths
  • Patent number: 9525146
    Abstract: The present invention relates to organic semiconductor compositions and organic semiconductor layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application particularly in the field of displays such as organic field effect transistors (OFETS), integrated circuits, organic light emitting diodes (OLEDS), photodetectors, organic photovoltaic (OPV) cells, sensors, lasers, memory elements and logic circuits.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: December 20, 2016
    Assignee: Smartkem Limited
    Inventor: Russell Jon Griffiths
  • Publication number: 20160359116
    Abstract: The present invention relates to a process for preparing novel organic semiconductor (OSC) formulations including a polycrystalline small molecule organic semiconductor, a semiconducting polymer binder, and a multi-component solvent blend. The present invention also relates to novel formulations obtained by this process, to their use as semiconducting inks in the fabrication of organic electronic devices, especially organic thin film transistors (OTFTs).
    Type: Application
    Filed: November 26, 2013
    Publication date: December 8, 2016
    Inventors: Karl Crowley, Russell Jon Griffiths
  • Publication number: 20160204350
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Application
    Filed: August 28, 2013
    Publication date: July 14, 2016
    Applicant: SMARTKEM LIMITED
    Inventor: Russell Jon GRIFFITHS
  • Publication number: 20160013416
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Application
    Filed: February 25, 2013
    Publication date: January 14, 2016
    Applicant: SMARTKEM LIMITED
    Inventor: Russell Jon GRIFFITHS
  • Publication number: 20150034879
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing suchorganic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as a semiconducting material for use in formulations for organic thin filmtransistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltatic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Application
    Filed: February 25, 2013
    Publication date: February 5, 2015
    Applicant: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Publication number: 20150034878
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film transistor (OTFT) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Application
    Filed: February 25, 2013
    Publication date: February 5, 2015
    Applicant: SMARTKEM LIMITED
    Inventor: Russell Jon Griffiths
  • Publication number: 20150028261
    Abstract: The present invention relates to organic copolymers and organic semiconducting compositions comprising these materials, including layers and devices comprising such organic semiconductor compositions. The invention is also concerned with methods of preparing such organic semiconductor compositions and layers and uses thereof. The invention has application in the field of printed electronics and is particularly useful as the semiconducting material for use in formulations for organic thin film-transistor (OFET) backplanes for displays, integrated circuits, organic light emitting diodes (OLEDs), photodetectors, organic photovoltaic (OPV) cells, sensors, memory elements and logic circuits.
    Type: Application
    Filed: February 25, 2013
    Publication date: January 29, 2015
    Inventor: Russell Jon Griffiths