Granted Patent
Utility
US 6,444,846 · App. 09/838,479
Process for preparing tetrafluoroborate salt and intermediates thereof
Inventors:
W. Novis Smith, Joel McCloskey
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Apr 19, 2001
Inventors
W. Novis Smith
Joel McCloskey
Assignee (at issue)
Lithdyne International
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.