Granted Patent
Utility
US 5,324,376 · App. 08/068,756
Rubber surface non-stick ply turn-up bladder
Inventors:
Russell Weimer, Lester J. Savit
Patented Case
View Patent ↗
Granted: Jun 28, 1994
Filed: May 28, 1993
Inventors
Russell Weimer
Lester J. Savit
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.