Granted Patent
Utility
US 6,167,652 · App. 09/237,065
Method for treating cotyledonous plants
Inventors:
George E. Heinsohn, August S. Bjornson
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Jan 26, 1999
Inventors
George E. Heinsohn
August S. Bjornson
Assignee (at issue)
DCV, Inc.
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.