Granted Patent
Utility
US 6,798,639 · App. 10/648,033
Fluid deionization flow through capacitor systems
Inventors:
Sadeg M. Faris, Xuerong Gao
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Aug 26, 2003
Inventors
Sadeg M. Faris
Xuerong Gao
Assignee (at issue)
InventOjaya Sdn. Bhd.
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.