Granted Patent
Utility
US 6,586,728 · App. 09/569,158
Variable width digital filter for time-of-flight mass spectrometry
Inventors:
Edward Gavin, Leonid Braginsky
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: May 11, 2000
Inventors
Edward Gavin
Leonid Braginsky
Assignee (at issue)
Ciphergen 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.