Granted Patent
Utility
US 5,129,944 · App. 07/569,322
Herbicidal aryloxynaphthalene derivatives
Inventors:
Roland Andree, Michael Haug, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
Patented Case
View Patent ↗
Granted: Jul 14, 1992
Filed: Aug 17, 1990
Inventors
Roland Andree
Michael Haug
Klaus Lurssen
Hans-Joachim Santel
Robert R. Schmidt
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.