Granted Patent
Utility
US 5,736,052 · App. 08/563,181
Ion exchange resin particle separation system
Inventor:
John R. Concklin
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Nov 27, 1995
Inventor
John R. Concklin
Assignee (at issue)
Framatome 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.