Granted Patent
Utility
US 5,118,418 · App. 07/683,250
Rotary multi-port platter valve and filter assembly
Inventor:
Jeffrey Alan Roussel
Patented Case
View Patent ↗
Granted: Jun 2, 1992
Filed: Apr 10, 1991
Inventor
Jeffrey Alan Roussel
Assignee (at issue)
Jacuzzi 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.