Granted Patent
Utility
US 6,776,352 · App. 09/994,336
Apparatus for controllably focusing ultrasonic acoustical energy within a liquid stream
Inventor:
Lee Kirby Jameson
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Nov 26, 2001
Inventor
Lee Kirby Jameson
Assignee (at issue)
Kimberly-Clark Worldwide, 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.