Granted Patent
Utility
US 6,800,263 · App. 09/958,014
Non-caking sodium chloride crystals, a process to make them, and their use in an electrolysis process
Inventor:
Herman Frans Boon
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Dec 11, 2001
Inventor
Herman Frans Boon
Assignee (at issue)
AKZO NOBEL N.V.
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.