Granted Patent
Utility
US 6,818,415 · App. 09/887,628
Sodium activation of amylase
Inventor:
Vincent Chiang
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Jun 22, 2001
Inventor
Vincent Chiang
Assignee (at issue)
Abaxis, 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.