Granted Patent
Utility
US 6,642,061 · App. 10/112,693
Use of immiscible fluids in droplet ejection through application of focused acoustic energy
Inventors:
Richard N. Ellson, Mitchell Mutz, James Foote
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Mar 28, 2002
Inventors
Richard N. Ellson
Mitchell Mutz
James Foote
Assignee (at issue)
PICOLITER 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.