Granted Patent
Utility
US 5,820,028 · App. 08/430,379
Irrigation apparatus
Inventor:
Eldad Dinur
Patented Case
View Patent ↗
Granted: Oct 13, 1998
Filed: Apr 28, 1995
Inventor
Eldad Dinur
Assignee (at issue)
Naan Irrigation Systems
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.