Granted Patent
Utility
US 6,403,378 · App. 09/844,789
Cell viability assay reagent
Inventors:
Janette T. Phi-Wilson, Don F. Rackham, Kevin Sheehan
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Apr 26, 2001
Inventors
Janette T. Phi-Wilson
Don F. Rackham
Kevin Sheehan
Assignee (at issue)
Guava Technologies
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.