Granted Patent
Utility
US 4,682,951 · App. 06/868,121
Adjustable sinus lift implant
Inventor:
Leonard I. Linkow
Patented Case
View Patent ↗
Granted: Jul 28, 1987
Filed: May 28, 1986
Inventor
Leonard I. Linkow
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.