Granted Patent
Utility
US 5,035,621 · App. 07/546,169
Method of dental treatment
Inventors:
Peter Gottschalk, Douglas C. Neckers, Gary B. Schuster, Paul C. Adair, S. Peter Pappas
Patented Case
View Patent ↗
Granted: Jul 30, 1991
Filed: Jun 28, 1990
Inventors
Peter Gottschalk
Douglas C. Neckers
Gary B. Schuster
Paul C. Adair
S. Peter Pappas
Assignee (at issue)
The Mead Corporation
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.