Granted Patent
Utility
US 5,344,452 · App. 07/572,975
Alloplastic implant
Inventor:
Martin Lemperle
Patented Case
View Patent ↗
Granted: Sep 6, 1994
Filed: Aug 6, 1990
Inventor
Martin Lemperle
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.