Granted Patent
Utility
US 6,541,765 · App. 09/086,861
Time-of-flight mass spectrometry analysis of biomolecules
Inventor:
Marvin L. Vestal
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: May 29, 1998
Inventor
Marvin L. Vestal
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.