Granted Patent
Utility
US 4,512,340 · App. 06/468,434
Visible light cured orthopedic polymer casts
Inventor:
Carl J. Buck
Patented Case
View Patent ↗
Granted: Apr 23, 1985
Filed: Feb 22, 1983
Inventor
Carl J. Buck
Assignee (at issue)
Johnson & Johnson Products, Inc.
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.