Granted Patent
Utility
US 6,132,309 · App. 09/267,123
Modular clean room plenum
Inventors:
Paul Giulo Panelli, David E. Benson, Howard Lyle Gile
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Mar 10, 1999
Inventors
Paul Giulo Panelli
David E. Benson
Howard Lyle Gile
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.