Granted Patent
Utility
US 5,912,420 · App. 08/941,952
Inbred corn line ZS03940
Inventor:
Tzao Fen Huang
Patented Case
View Patent ↗
Granted: Jun 15, 1999
Filed: Oct 1, 1997
Inventor
Tzao Fen Huang
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.