Granted Patent
Utility
US 6,777,671 · App. 09/828,828
Time-of-flight/ion trap mass spectrometer, a method, and a computer program product to use the same
Inventor:
Vladimir M. Doroshenko
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Apr 10, 2001
Inventor
Vladimir M. Doroshenko
Assignee (at issue)
SCIENCE AND ENGINEERING SERVICES, LLC
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.