Granted Patent
Utility
US 6,534,764 · App. 09/590,878
Tandem time-of-flight mass spectrometer with damping in collision cell and method for use
Inventors:
Anatoli N. Verentchikov, Marvin L. Vestal, Kevin Hayden
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Jun 9, 2000
Inventors
Anatoli N. Verentchikov
Marvin L. Vestal
Kevin Hayden
Assignee (at issue)
PerSeptive Biosystems 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.