Granted Patent
Utility
US 6,566,873 · App. 09/257,916
Method of and apparatus for nuclear quadrupole resonance testing a sample
Inventors:
John Alec Sydney Smith, Neil Francis Peirson
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Feb 26, 1999
Inventors
John Alec Sydney Smith
Neil Francis Peirson
Assignee (at issue)
BTG INTERNATIONAL INC.
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.