Granted Patent
Utility
US 6,814,870 · App. 10/658,008
Microchip electrospray device and column with affinity adsorbents and use of the same
Inventors:
Sheng Zhang, Xian Huang, Thomas N. Corso, Gary A. Schultz, Simon Prosser
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Sep 9, 2003
Inventors
Sheng Zhang
Xian Huang
Thomas N. Corso
Gary A. Schultz
Simon Prosser
Assignee (at issue)
ADVION BIOSCIENCES, 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.