Granted Patent
Utility
US 6,766,937 · App. 10/325,084
Ultrasonic rotary horn repair
Inventor:
Norman R. Stegelmann
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Dec 20, 2002
Inventor
Norman R. Stegelmann
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.