Granted Patent
Utility
US 5,602,316 · App. 08/413,204
Inbred corn line ZS1783
Inventors:
Richard G. Stelpflug, Mark J. Messmer
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Mar 28, 1995
Inventors
Richard G. Stelpflug
Mark J. Messmer
Assignee (at issue)
Zenco (No. 4) Limited
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.