Granted Patent
Utility
US 5,782,231 · App. 08/804,815
Direct vent fireplace
Inventor:
Melvin Wade
Patented Case
View Patent ↗
Granted: Jul 21, 1998
Filed: Feb 24, 1997
Inventor
Melvin Wade
Assignee (at issue)
Temco Fireplace Products, 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.