Granted Patent
Utility
US 6,818,178 · App. 10/208,800
Method for high vacuum sterilization of closures
Inventors:
Nelson E. Kohl, Richard J. Falkowski
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Aug 1, 2002
Inventors
Nelson E. Kohl
Richard J. Falkowski
Assignee (at issue)
Environmental Tectonics Corp.
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.