Granted Patent
Utility
US 6,033,808 · App. 09/246,531
Process for removing acids from lithium salt solutions
Inventors:
Dennis J. Salmon, D. Wayne Barnette
Patented Case
View Patent ↗
Granted: Mar 7, 2000
Filed: Feb 8, 1999
Inventors
Dennis J. Salmon
D. Wayne Barnette
Assignee (at issue)
FMC CORPORATION
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.