Granted Patent
Utility
US 5,645,104 · App. 08/726,951
Line evacuation device
Inventor:
A. C. Baumgartner
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Oct 7, 1996
Inventor
A. C. Baumgartner
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.