Granted Patent
Utility
US 5,571,793 · App. 08/348,420
Endoparasiticidal compositions based on open-chain tetradepsipeptides
Inventors:
J urgen Scherkenbeck, Peter Jeschke, Andrew Plant, Achim Harder, Norbert Mencke
Patented Case
View Patent ↗
Granted: Nov 5, 1996
Filed: Dec 2, 1994
Inventors
J urgen Scherkenbeck
Peter Jeschke
Andrew Plant
Achim Harder
Norbert Mencke
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.