Granted Patent
Utility
US 5,695,116 · App. 08/389,271
Thermally activated vent damper
Inventor:
Tadeusz Karabin
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Feb 8, 1995
Inventor
Tadeusz Karabin
Assignee (at issue)
The Majestic Products Company
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.