Granted Patent
Utility
US 4,867,924 · App. 07/185,121
Method and apparatus for compression molding under vacuum
Inventors:
Daniel P. Schilkey, James R. Hamner
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Apr 22, 1988
Inventors
Daniel P. Schilkey
James R. Hamner
Assignee (at issue)
The Budd 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.