Granted Patent
Utility
US 6,743,398 · App. 10/127,461
Serum/clot separation surface determination apparatus
Inventor:
Teruaki Itoh
Patented Case
View Patent ↗
Granted: Jun 1, 2004
Filed: Apr 23, 2002
Inventor
Teruaki Itoh
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.