Granted Patent
Utility
US 5,593,978 · App. 08/166,870
Growth promoting composition for fish and method of using the same
Inventors:
Martin J. Jacobs, Fred Hart
Patented Case
View Patent ↗
Granted: Jan 14, 1997
Filed: Dec 15, 1993
Inventors
Martin J. Jacobs
Fred Hart
Assignee (at issue)
Mallinckrodt Veterinary, 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.