Granted Patent
Utility
US 6,691,895 · App. 10/059,673
Mixing rotary positive displacement pump for micro dispensing
Inventor:
Timothy Strecker
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Jan 28, 2002
Inventor
Timothy Strecker
Assignee (at issue)
Hewlett-Packard Development Company, L.P.
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.