Granted Patent
Utility
US 5,433,232 · App. 08/282,880
Dishwasher pump and filtration system
Inventor:
Raymond Young
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Jul 29, 1994
Inventor
Raymond Young
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.