Granted Patent
Utility
US 5,213,341 · App. 07/759,536
Pressure hardware for a modular inter-wall elastomer seal
Inventor:
Carl Griffiths
Patented Case
View Patent ↗
Granted: May 25, 1993
Filed: Sep 13, 1991
Inventor
Carl Griffiths
Assignee (at issue)
Thunderline Corporation
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.