Granted Patent
Utility
US 4,884,556 · App. 07/274,715
Zero clearance fireplace
Inventors:
Frank Alden, James A. Wyatt
Patented Case
View Patent ↗
Granted: Dec 5, 1989
Filed: Nov 17, 1988
Inventors
Frank Alden
James A. Wyatt
Assignee (at issue)
Vermont Castings, 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.