Granted Patent
Utility
US 6,709,560 · App. 10/015,120
Charge barrier flow-through capacitor
Inventors:
Marc D. Andelman, Gregory S. Walker
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Oct 26, 2001
Inventors
Marc D. Andelman
Gregory S. Walker
Assignee (at issue)
BIOSOURCE, INCORPORATED
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.