Granted Patent
Utility
US 6,159,932 · App. 08/952,356
Endoparasiticidal compositions
Inventors:
Norbert Mencke, Achim Harder, Peter Jeschke, Barbara Kolbl
Patented Case
View Patent ↗
Granted: Dec 12, 2000
Filed: Nov 19, 1997
Inventors
Norbert Mencke
Achim Harder
Peter Jeschke
Barbara Kolbl
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.