Granted Patent
Utility
US 5,507,801 · App. 07/991,515
Compression drill guide
Inventors:
Paul Gisin, Stephan M. Perren
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Dec 16, 1992
Inventors
Paul Gisin
Stephan M. Perren
Assignee (at issue)
Synthes USA, LLC
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.