Granted Patent
Utility
US 6,459,080 · App. 09/324,344
Miniaturized device for separating the constituents of a sample and delivering the constituents of the separated sample to a mass spectrometer
Inventors:
Hongfeng Yin, Sally A. Swedberg, John A. Chakel
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Jun 2, 1999
Inventors
Hongfeng Yin
Sally A. Swedberg
John A. Chakel
Assignee (at issue)
Agilent Technologies, 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.