Granted Patent
Utility
US 6,314,983 · App. 09/690,332
Flow controller for a pool cleaner
Inventor:
Christopher Edward Hatch
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Oct 16, 2000
Inventor
Christopher Edward Hatch
Assignee (at issue)
Polaris Pool Systems 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.