Granted Patent
Utility
US 6,019,986 · App. 09/346,161
Parasiticidal pyrazoles
Inventor:
Bernard Joseph Banks
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Jul 1, 1999
Inventor
Bernard Joseph Banks
Assignee (at issue)
Pfizer Inc.
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.