Granted Patent
Utility
US 5,703,281 · App. 08/646,773
Ultra high vacuum pumping system and high sensitivity helium leak detector
Inventor:
Ganapati Rao Myneni
Patented Case
View Patent ↗
Granted: Dec 30, 1997
Filed: May 8, 1996
Inventor
Ganapati Rao Myneni
Assignee (at issue)
Southeastern Univ. Research Assn.
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.