Granted Patent
Utility
US 4,769,237 · App. 06/653,475
Synthetic picornavirus antigen
Inventors:
James L. Bittle, Richard A. Lerner
Patented Case
View Patent ↗
Granted: Sep 6, 1988
Filed: Sep 20, 1984
Inventors
James L. Bittle
Richard A. Lerner
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.