Granted Patent
Utility
US 4,388,263 · App. 06/311,102
Controlled elastomeric tooling for plastic fabrication
Inventor:
John E. Prunty, II
Patented Case
View Patent ↗
Granted: Jun 14, 1983
Filed: Oct 13, 1981
Inventor
John E. Prunty, II
Assignee (at issue)
General Dynamics Corporation, Convair Division
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.