Granted Patent
Utility
US 4,929,270 · App. 07/177,536
Method of inducing chlorosis in a knapweed plant
Inventors:
John H. Cardellina, II, Andrea C. Stierle, Gary A. Strobel
Patented Case
View Patent ↗
Granted: May 29, 1990
Filed: Apr 4, 1988
Inventors
John H. Cardellina, II
Andrea C. Stierle
Gary A. Strobel
Assignee (at issue)
The Research and Development Institute at Montana State University
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.