Patents by Inventor Yuen W. Shing

Yuen W. Shing 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).

  • Cyclodextrin polymers and cyclodextrins immobilized on a solid surface
    Patent number: 5516766
    Abstract: Polyionic derivatives of cyclodextrin polymers and cyclodextrins immobilized on a solid surface are disclosed. Compositions and methods for separating a molecular species, including but not limited to a biologically active protein, from a mixture, for the storage of protein factors and for the therapeutic biodelivery of protein factors which employ the polyionic derivatives of cyclodextrin polymers and cyclodextrins immobilized on a solid surface are also disclosed.
    Type: Grant
    Filed: November 12, 1993
    Date of Patent: May 14, 1996
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Paul B. Weisz, Yuen W. Shing, Judah Folkman
  • Cyclodextrin polymers and cyclodextrins immobilized on a solid surface
    Patent number: 5262404
    Abstract: Polyionic derivatives of cyclodextrin polymers and cyclodextrins immobilized on a solid surface are disclosed. Compositions and methods for separating a molecular species, including but not limited to a biologically active protein, from a mixture, for the storage of protein factors and for the therapeutic biodelivery of protein factors which employ the polyionic derivatives of cyclodextrin polymers and cyclodextrins immobilized on a solid surface are also disclosed.
    Type: Grant
    Filed: October 9, 1992
    Date of Patent: November 16, 1993
    Assignee: The Trustees of the University of Pennsylvania/Childrens Hospital Corporation
    Inventors: Paul B. Weisz, Yuen W. Shing
  • Cyclodextrin polymers and cyclodextrins immobilized on a solid surface
    Patent number: 5183809
    Abstract: Polyionic derivatives of cyclodextrin polymers and cyclodextrins immobilized on a solid surface are disclosed. Compositions and methods for separating a molecular species, including but not limited to a biologically active protein, from a mixture, for the storage of protein factors and for the therapeutic biodelivery of protein factors which employ the polyionic derivatives of cyclodextrin polymers and cyclodextrins immobilized on a solid surface are also disclosed.
    Type: Grant
    Filed: February 15, 1990
    Date of Patent: February 2, 1993
    Assignee: The Trustees of the University of Pennsylvania/Childrens Hospital Corporation
    Inventors: Paul B. Weisz, Yuen W. Shing, Judah Folkman