Granted Patent
Utility
US 6,126,171 · App. 09/047,250
Sealing cartridge
Inventor:
David G. Vensland
Patented Case
View Patent ↗
Granted: Oct 3, 2000
Filed: Mar 24, 1998
Inventor
David G. Vensland
Assignee (at issue)
Hypro, 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.