Granted Patent
Utility
US 5,785,849 · App. 08/868,664
Centrifugal filter
Inventor:
Robert S. Mules
Patented Case
View Patent ↗
Granted: Jul 28, 1998
Filed: Jun 4, 1997
Inventor
Robert S. Mules
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.