Granted Patent
Utility
US 4,534,751 · App. 06/490,610
Thermoplastic container end and method and apparatus for inertial spinwelding of thermoplastic container ends
Inventors:
Vincent E. Fortuna, Donald N. MacLaughlin
Patented Case
View Patent ↗
Granted: Aug 13, 1985
Filed: May 2, 1983
Inventors
Vincent E. Fortuna
Donald N. MacLaughlin
Assignee (at issue)
Cosden Technology, 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.