Granted Patent
Utility
US 4,743,553 · App. 06/632,106
Synthetic genes for bovine parainfluenza virus
Inventor:
John M. Rice
Patented Case
View Patent ↗
Granted: May 10, 1988
Filed: Jul 18, 1984
Inventor
John M. Rice
Assignee (at issue)
W. R. Grace & Co.
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.