Patents by Inventor Widusha R.K. Illeperuma

Widusha R.K. Illeperuma 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).

  • INTERPENETRATING NETWORKS WITH COVALENT AND IONIC CROSSLINKS
    Publication number: 20210353830
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Application
    Filed: May 14, 2021
    Publication date: November 18, 2021
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R.K. Illeperuma, Kyu Hwan Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney
  • Interpenetrating networks with covalent and ionic crosslinks
    Patent number: 11033658
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: June 15, 2021
    Assignees: President and Fellows of Harvard College
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R. K. Illeperuma, Kyu H. Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney
  • INTERPENETRATING NETWORKS WITH COVALENT AND IONIC CROSSLINKS
    Publication number: 20200000967
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Application
    Filed: July 2, 2019
    Publication date: January 2, 2020
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R.K. Illeperuma, Kyu H. Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney
  • Interpenetrating networks with covalent and ionic crosslinks
    Patent number: 10383980
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: August 20, 2019
    Assignees: President and Fellows of Harvard College, Seoul National University Industry Foundation
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R. K. Illeperuma, Kyu H. Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney
  • INTERPENETRATING NETWORKS WITH COVALENT AND IONIC CROSSLINKS
    Publication number: 20160354520
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Application
    Filed: June 3, 2016
    Publication date: December 8, 2016
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R.K. Illeperuma, Kyu H. Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney
  • Interpenetrating networks with covalent and Ionic Crosslinks
    Patent number: 9387276
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Grant
    Filed: January 7, 2013
    Date of Patent: July 12, 2016
    Assignees: President and Fellows of Harvard College, Seoul National University Industry Foundation
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R. K. Illeperuma, Kyu Hwan Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney
  • Interpenetrating Networks With Covalent and Ionic Crosslinks
    Publication number: 20150038613
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Application
    Filed: January 7, 2013
    Publication date: February 5, 2015
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R.K. Illeperuma, Kyu Hwan Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney