Granted Patent
Utility
US 6,246,237 · App. 08/769,926
Method of and apparatus for testing a sample
Inventors:
John Alec Sydney Smith, Martin Blanz, Neil Francis Peirson
Patented Case
View Patent ↗
Granted: Jun 12, 2001
Filed: Jan 15, 1997
Inventors
John Alec Sydney Smith
Martin Blanz
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.