Granted Patent
Utility
US 6,524,368 · App. 09/992,275
Supersonic separator apparatus and method
Inventors:
M. Betting, Th. van Holten, J. M. H. M. van Veen
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Nov 14, 2001
Inventors
M. Betting
Th. van Holten
J. M. H. M. van Veen
Assignee (at issue)
SHELL OIL COMPANY
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.