Granted Patent
Utility
US 4,532,096 · App. 06/493,092
Method of shaping articles using shaping surfaces having release agent coating
Inventors:
Ben R. Bogner, Frank Grant-Acquah
Patented Case
View Patent ↗
Granted: Jul 30, 1985
Filed: May 9, 1983
Inventors
Ben R. Bogner
Frank Grant-Acquah
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.