Granted Patent
Utility
US 4,988,334 · App. 07/199,141
Ultrasonic surgical system with aspiration tubulation connector
Inventors:
Robert W. Hornlein, Joseph N. Logan, Alan Broadwin, Vaclav O. Podany
Patented Case
View Patent ↗
Granted: Jan 29, 1991
Filed: May 26, 1988
Inventors
Robert W. Hornlein
Joseph N. Logan
Alan Broadwin
Vaclav O. Podany
Assignee (at issue)
Valleylab, 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.