Granted Patent
Utility
US 6,294,543 · App. 09/319,550
Plant protection agents
Inventors:
Paul Margot, Gertrude Knauf-Beiter, Astrid Mauler-Machnik
Patented Case
View Patent ↗
Granted: Sep 25, 2001
Filed: Jun 8, 1999
Inventors
Paul Margot
Gertrude Knauf-Beiter
Astrid Mauler-Machnik
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.