Granted Patent
Utility
US 6,538,031 · App. 09/718,120
Method of controlling sea lice infestation in fish
Inventor:
Hariolf Schmid
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Nov 20, 2000
Inventor
Hariolf Schmid
Assignee (at issue)
Novartis Animal Health U.S., 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.