Granted Patent
Utility
US 6,645,383 · App. 09/645,898
Process and apparatus for blending product liquid from different TFC membranes
Inventors:
Barry Howard Lee, Gene Wayman, John Van Newenhizen
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Aug 25, 2000
Inventors
Barry Howard Lee
Gene Wayman
John Van Newenhizen
Assignee (at issue)
USF Consumer & Commercial WaterGroup, 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.