Granted Patent
Utility
US 5,206,344 · App. 07/142,467
Interleukin-2 muteins and polymer conjugation thereof
Inventors:
Nandini Katre, Robert F. Halenbeck, Robert J. Goodson, Peter C. McCabe, Michael J. Knauf
Patented Case
View Patent ↗
Granted: Apr 27, 1993
Filed: Jan 11, 1988
Inventors
Nandini Katre
Robert F. Halenbeck
Robert J. Goodson
Peter C. McCabe
Michael J. Knauf
Assignee (at issue)
Cetus Oncology Corporation
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.