Granted Patent
Utility
US 6,431,016 · App. 09/462,304
Apparatus and methods for gas sampling
Inventor:
Peter Alfred Payne
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Mar 13, 2000
Inventor
Peter Alfred Payne
Assignee (at issue)
Osmetech PLC
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.