Granted Patent
Utility
US 4,861,253 · App. 07/301,009
Apparatus for curing thick-walled articles
Inventor:
William F. Mattson
Patented Case
View Patent ↗
Granted: Aug 29, 1989
Filed: Jan 23, 1989
Inventor
William F. Mattson
Assignee (at issue)
The Uniroyal Goodrich Tire Company
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.