Granted Patent
Utility
US 6,370,733 · App. 09/733,955
Door check device
Inventors:
Gordon Andrew Paton, Trevor J. Rossi
Patented Case
View Patent ↗
Granted: Apr 16, 2002
Filed: Dec 12, 2000
Inventors
Gordon Andrew Paton
Trevor J. Rossi
Assignee (at issue)
VENTRA GROUP CO.
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.