Patents by Inventor Elena LIANG

Elena LIANG 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: 11484028
    Abstract: In various embodiments, disclosed herein is a device comprising a non-planar surface, wherein nanostructures are fabricated on the non-planar surface. Also provided herein are methods of making and using a device comprising a non-planar surface, wherein nanostructures are fabricated on the non-planar surface. Further provided herein are methods of using a device comprising one or more non-planar surfaces, wherein the non-planar surfaces comprise one or more microstructures or nanostructures, comprising the steps: (a) using the device for its ordinary purpose; and (b) wherein the microstructures or nanostructures present in the device prevent proliferation of bacteria.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: November 1, 2022
    Assignee: The Regents of The University of California
    Inventors: Albert Yee, Susan Christine Wu, Mary Nora Dickson, Elena Liang
  • Patent number: 11284991
    Abstract: In various embodiments, disclosed herein is an artificial cornea, comprising an optic zone that is similar in thickness to a natural cornea and a peripheral skirt having a thickness less than the thickness of the optic zone, where the surfaces of the optic zone and peripheral skirt comprise one or more microstructures or nanostructures. In various embodiments, further disclosed herein are methods of manufacturing nanostructures on an artificial cornea, as well as treating a disease by providing an artificial cornea having one or more microstructures and/or nanostructures.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: March 29, 2022
    Assignee: The Regents of the University of California
    Inventors: Albert Yee, Marjan Farid, Roger Steinert, Elena Liang, Mary Nora Dickson
  • Patent number: 11086049
    Abstract: The technology relates to a prophylactic bandage contact lens that prevents microbial infections in an eye as well as treats infection by dispensing antimicrobial medication at controlled rates. In one embodiment, the invention provides a bandage with nanostructures, and provides a continuous treatment over 10 days and shields the eye from the environment, significantly diminishing the risk of infection while allowing damaged tissues to heal.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: August 10, 2021
    Assignee: The Regents of The University of California
    Inventors: Albert Yee, Rachel Rosenzweig, Mary Nora Dickson, Elena Liang, Szu-Wen Wang, Sara Heedy
  • Patent number: 10875235
    Abstract: The invention relates to imparting surfaces with nanometer sized structures that provide bactericidal properties to the surface and devices. In one embodiment, the present invention provides a bactericidal surface with nanometer sized pillars created by imprinting a softened polymer surface with a mold. In another embodiment, the nanometer sized pillars are part of a medical device with antibacterial properties.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: December 29, 2020
    Assignee: The Regents of the University of California
    Inventors: Albert Fan Yee, Elena Liang, Nicole Ing, Markelle Gibbs, Mary Nora Dickson
  • Patent number: 10828394
    Abstract: The invention relates to surfaces and devices with antibacterial and antifungal properties. In one embodiment, the present invention provides a device comprising a synthetic polymer or biocomposite with antibacterial and antifungal properties, made up of nanopillared and/or micropillared surface structure. In another embodiment, the surface allows flexibility and curvature.
    Type: Grant
    Filed: September 12, 2018
    Date of Patent: November 10, 2020
    Assignee: The Regents of the University of California
    Inventors: Albert Yee, Rachel Rosenzweig, Mary Nora Dickson, Elena Liang, Sara Heedy
  • Publication number: 20200163753
    Abstract: In various embodiments, disclosed herein is an artificial cornea, comprising an optic zone that is similar in thickness to a natural cornea and a peripheral skirt having a thickness less than the thickness of the optic zone, where the surfaces of the optic zone and peripheral skirt comprise one or more microstructures or nanostructures. In various embodiments, further disclosed herein are methods of manufacturing nanostructures on an artificial cornea, as well as treating a disease by providing an artificial cornea having one or more microstructures and/or nanostructures.
    Type: Application
    Filed: March 10, 2017
    Publication date: May 28, 2020
    Applicant: The Regents of the University of California
    Inventors: Albert Yee, Marjan Farid, Roger Steinert, Elena Liang, Mary Nora Dickson
  • Publication number: 20190101669
    Abstract: The technology relates to a prophylactic bandage contact lens that prevents microbial infections in an eye as well as treats infection by dispensing antimicrobial medication at controlled rates. In one embodiment, the invention provides a bandage with nanostructures, and provides a continuous treatment over 10 days and shields the eye from the environment, significantly diminishing the risk of infection while allowing damaged tissues to heal.
    Type: Application
    Filed: October 3, 2018
    Publication date: April 4, 2019
    Applicant: Regents of The University of California
    Inventors: Albert Yee, Rachel Rosenzweig, Mary Nora Dickson, Elena Liang, Szu-Wen Wang
  • Publication number: 20190075789
    Abstract: In various embodiments, disclosed herein is a device comprising a non-planar surface, wherein nanostructures are fabricated on the non-planar surface. Also provided herein are methods of making and using a device comprising a non-planar surface, wherein nanostructures are fabricated on the non-planar surface. Further provided herein are methods of using a device comprising one or more non-planar surfaces, wherein the non-planar surfaces comprise one or more microstructures or nanostructures, comprising the steps: (a) using the device for its ordinary purpose; and (b) wherein the microstructures or nanostructures present in the device prevent proliferation of bacteria.
    Type: Application
    Filed: March 10, 2017
    Publication date: March 14, 2019
    Applicant: The Regents of The University of California
    Inventors: Albert Yee, Susan Christine WU, Mary Nora Dickson, Elena Liang
  • Publication number: 20190076573
    Abstract: The invention relates to surfaces and devices with antibacterial and antifungal properties. In one embodiment, the present invention provides a device comprising a synthetic polymer or biocomposite with antibacterial and antifungal properties, made up of nanopillared and/or micropillared surface structure. In another embodiment, the surface allows flexibility and curvature.
    Type: Application
    Filed: September 12, 2018
    Publication date: March 14, 2019
    Applicant: The Regents of The University of California
    Inventors: Albert Yee, Rachel Rosenzweig, Mary Nora Disckson, Elena Liang
  • Publication number: 20150273755
    Abstract: The invention relates to imparting surfaces with nanometer sized structures that provide bactericidal properties to the surface and devices. In one embodiment, the present invention provides a bactericidal surface with nanometer sized pillars created by imprinting a softened polymer surface with a mold. In another embodiment, the nanometer sized pillars are part of a medical device with antibacterial properties.
    Type: Application
    Filed: March 30, 2015
    Publication date: October 1, 2015
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Albert Fan YEE, Elena LIANG, Nicole ING, Markelle GIBBS, Mary Nora DICKSON