Granted Patent
Utility
US 6,833,110 · App. 09/909,456
Test member
Inventor:
Murdo Black
Patented Case
View Patent ↗
Granted: Dec 21, 2004
Filed: Jul 19, 2001
Inventor
Murdo Black
Assignee (at issue)
Hypoguard Limited
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.