Granted Patent
Utility
US 6,794,642 · App. 10/636,811
Mass spectrometer
Inventors:
Robert Harold Bateman, Jeff Brown
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Aug 8, 2003
Inventors
Robert Harold Bateman
Jeff Brown
Assignee (at issue)
Micromass UK Limited
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.