Granted Patent
Utility
US 5,616,568 · App. 08/158,996
Functionalized derivatives of hyaluronic acid
Inventors:
Tara Pouyani, Glenn D. Prestwich
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Nov 30, 1993
Inventors
Tara Pouyani
Glenn D. Prestwich
Assignee (at issue)
The Research Foundation of the State University of New York
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.