Granted Patent
Utility
US 4,805,602 · App. 06/926,386
Transpedicular screw and rod system
Inventors:
Rolando M. Puno, Kevin A. Kelly
Patented Case
View Patent ↗
Granted: Feb 21, 1989
Filed: Nov 3, 1986
Inventors
Rolando M. Puno
Kevin A. Kelly
Assignee (at issue)
Danninger Medical Technology, 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.