Granted Patent
Utility
US 4,894,012 · App. 07/121,178
Passive dental appliances of fiber-reinforced composites
Inventors:
A. Jon Goldberg, Charles J. Burstone
Patented Case
View Patent ↗
Granted: Jan 16, 1990
Filed: Nov 16, 1987
Inventors
A. Jon Goldberg
Charles J. Burstone
Assignee (at issue)
THE UNIVERSITY OF CONNECTICUT
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.