Granted Patent
Utility
US 6,573,217 · App. 09/911,032
Herbicidal compositions
Inventors:
Udo Bickers, Hermann Bieringer, Gerhard Frisch, Erwin Hacker, Hans Philipp Huff
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Jul 23, 2001
Inventors
Udo Bickers
Hermann Bieringer
Gerhard Frisch
Erwin Hacker
Hans Philipp Huff
Assignee (at issue)
Aventis CropScience GmbH
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.