Granted Patent
Utility
US 6,408,868 · App. 09/835,552
Interface module for an island of electropneumatic control valves
Inventors:
Serge Rondreux, Gregory L. Lucas, Daniel Bouteille
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Apr 17, 2001
Inventors
Serge Rondreux
Gregory L. Lucas
Daniel Bouteille
Assignee (at issue)
Parker Hannifin Rak SA
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.