Granted Patent
Utility
US 5,240,115 · App. 07/973,873
Field adjustable hydrocyclone
Inventors:
Bruce Crossley, Ronald J. Defoe
Patented Case
View Patent ↗
Granted: Aug 31, 1993
Filed: Nov 10, 1992
Inventors
Bruce Crossley
Ronald J. Defoe
Assignee (at issue)
Beloit Technologies, 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.