Granted Patent
Utility
US 6,680,325 · App. 10/173,062
Agents for combating plant pests
Inventors:
Christoph Erdelen, Wolfram Andersch, Klaus Stenzel, Astrid Mauler-Machnik, Wolfgang Kramer
Patented Case
View Patent ↗
Granted: Jan 20, 2004
Filed: Jun 17, 2002
Inventors
Christoph Erdelen
Wolfram Andersch
Klaus Stenzel
Astrid Mauler-Machnik
Wolfgang Kramer
Assignee (at issue)
Bayer Aktiengesellschaft
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.