Granted Patent
Utility
US 6,016,972 · App. 09/081,254
Bridgeless rotary sprinkler
Inventors:
Issak Kantor, Yoel Zur
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: May 19, 1998
Inventors
Issak Kantor
Yoel Zur
Assignee (at issue)
DAN MAMTIRIM
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.