Granted Patent
Utility
US 4,650,412 · App. 06/103,690
Blow molding machine
Inventors:
Robert F. Windstrup, Steven A. Bodnar, B. Pershing Larsen
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: Dec 14, 1979
Inventors
Robert F. Windstrup
Steven A. Bodnar
B. Pershing Larsen
Assignee (at issue)
Continental AG
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.