Patents by Inventor Sibichen J. Thekveli

Sibichen J. Thekveli 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).

  • Publication number: 20220281190
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: May 23, 2022
    Publication date: September 8, 2022
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 11364695
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: June 21, 2022
    Assignee: Alcon Inc.
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20200339836
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: July 9, 2020
    Publication date: October 29, 2020
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 10781340
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: September 22, 2020
    Assignee: Alcon Inc.
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20200017713
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: September 25, 2019
    Publication date: January 16, 2020
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 10513628
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: December 24, 2019
    Assignee: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20190055427
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: October 22, 2018
    Publication date: February 21, 2019
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 10131815
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: November 20, 2018
    Assignee: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20180044549
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: October 12, 2017
    Publication date: February 15, 2018
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 9816009
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: November 14, 2017
    Assignee: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20160377885
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: July 6, 2016
    Publication date: December 29, 2016
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 9411171
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: August 9, 2016
    Assignee: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20160097938
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: December 14, 2015
    Publication date: April 7, 2016
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 9244200
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: January 26, 2016
    Assignee: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20150092156
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: December 9, 2014
    Publication date: April 2, 2015
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 8939577
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: January 27, 2015
    Assignee: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20130250234
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: May 22, 2013
    Publication date: September 26, 2013
    Applicant: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Patent number: 8480227
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Grant
    Filed: July 29, 2011
    Date of Patent: July 9, 2013
    Assignee: Novartis AG
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson
  • Publication number: 20120026458
    Abstract: The invention is related to a hydrated silicone hydrogel contact lens having a layered structural configuration: a lower water content silicone hydrogel core (or bulk material) completely covered with a layer of a higher water content hydrogel totally or substantially free of silicone. A hydrated silicone hydrogel contact lens of the invention possesses high oxygen permeability for maintaining the corneal health and a soft, water-rich, lubricious surface for wearing comfort.
    Type: Application
    Filed: July 29, 2011
    Publication date: February 2, 2012
    Inventors: Yongxing Qiu, John Dallas Pruitt, Sibichen J. Thekveli, Robert Carey Tucker, Jared Nelson