Granted Patent
Utility
US 6,382,525 · App. 09/792,724
Sprinkler head with shielding weighted collar
Inventors:
Theodore George Santiesteban, Jeffery S. Mitchell
Patented Case
View Patent ↗
Granted: May 7, 2002
Filed: Feb 23, 2001
Inventors
Theodore George Santiesteban
Jeffery S. Mitchell
Assignee (at issue)
Senninger Irrigation, 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.