Granted Patent
Utility
US 6,688,873 · App. 10/012,191
Plug assist quick change mounting for thermoformer tooling
Inventor:
Wayne W. Lamson
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Dec 5, 2001
Inventor
Wayne W. Lamson
Assignee (at issue)
Brown Machine, LLC
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.