Granted Patent
Utility
US 5,269,784 · App. 07/833,038
Screw nut for plate osteosynthesis
Inventor:
Jeffrey W. Mast
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Feb 10, 1992
Inventor
Jeffrey W. Mast
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.