Granted Patent
Utility
US 6,293,289 · App. 09/435,654
Surge pressure vent for low noise dishwasher
Inventors:
Kenyon A. Hapke, Joel C. Bragg
Patented Case
View Patent ↗
Granted: Sep 25, 2001
Filed: Nov 8, 1999
Inventors
Kenyon A. Hapke
Joel C. Bragg
Assignee (at issue)
Ark-Les Corporation
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.