Granted Patent
Utility
US 6,602,406 · App. 09/506,575
Static filter pitcher
Inventors:
John E. Nohren, Jr., Brad Mierau, Gerald Larsen
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Feb 18, 2000
Inventors
John E. Nohren, Jr.
Brad Mierau
Gerald Larsen
Assignee (at issue)
Innova Pure Water, 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.