Granted Patent
Utility
US 6,042,733 · App. 09/140,521
Sediment filtering system
Inventor:
Randall L. Tucker
Patented Case
View Patent ↗
Granted: Mar 28, 2000
Filed: Aug 26, 1998
Inventor
Randall L. Tucker
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.