Granted Patent
Utility
US 4,585,467 · App. 06/714,781
Plunger suitable for use in a glassware forming machine
Inventors:
Albert J. Trahan, Vladimir Vajda
Patented Case
View Patent ↗
Granted: Apr 29, 1986
Filed: Mar 22, 1985
Inventors
Albert J. Trahan
Vladimir Vajda
Assignee (at issue)
Emhart Industries, Inc.
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.