Granted Patent
Utility
US 4,956,176 · App. 07/368,714
Solids-fluid contacting apparatus with screen at fluid outlet
Inventor:
Charles T. Moorman
Patented Case
View Patent ↗
Granted: Sep 11, 1990
Filed: Jun 20, 1989
Inventor
Charles T. Moorman
Assignee (at issue)
Kraft General Foods, 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.