Granted Patent
Utility
US 4,456,010 · App. 06/304,426
Cranial drill
Inventors:
Harry G. Reimels, Daniel Cerundolo, Roy W. Downing
Patented Case
View Patent ↗
Granted: Jun 26, 1984
Filed: Sep 21, 1981
Inventors
Harry G. Reimels
Daniel Cerundolo
Roy W. Downing
Assignee (at issue)
Codman & Shurtleff, 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.