Granted Patent
Utility
US 4,868,121 · App. 06/773,459
Islet isolation process
Inventors:
David Scharp, Paul E. Lacy, Edward H. Finke, Thomas J. Poteat
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Sep 9, 1985
Inventors
David Scharp
Paul E. Lacy
Edward H. Finke
Thomas J. Poteat
Assignees (at issue)
McDonnell Douglas Corporation
Washington University
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.