Granted Patent
Utility
US 6,776,704 · App. 10/157,821
Exterior inlet/exhaust port
Inventors:
Serge Goncalves, Martin Gamelin
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: May 31, 2002
Inventors
Serge Goncalves
Martin Gamelin
Assignee (at issue)
Venmar Ventilation Inc.
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.