Granted Patent
Utility
US 5,681,557 · App. 08/440,807
Use of interleukin-7 to induce monocytes/macrophages cytotoxic activity
Inventors:
Kenneth H. Grabstein, Mark Alderson
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: May 15, 1995
Inventors
Kenneth H. Grabstein
Mark Alderson
Assignee (at issue)
Sterling Winthrop Inc.
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.