Granted Patent
Utility
US 6,463,969 · App. 09/829,651
Liquid sample dispensing methods for precisely delivering liquids without crossover
Inventor:
William Jackson Devlin, Sr.
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Apr 10, 2001
Inventor
William Jackson Devlin, Sr.
Assignee (at issue)
Dade Behring 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.