Granted Patent
Utility
US 6,217,772 · App. 09/192,999
Method and a device for dialysis of liquid samples
Inventor:
Aftab Alam
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: Nov 16, 1998
Inventor
Aftab Alam
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.