Granted Patent
Utility
US 5,307,993 · App. 07/824,020
Rotary sprinkler
Inventors:
Sergio G. Simonetti, Paul C. Aquilina
Patented Case
View Patent ↗
Granted: May 3, 1994
Filed: Jan 22, 1992
Inventors
Sergio G. Simonetti
Paul C. Aquilina
Assignee (at issue)
Melnor Industries, 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.