Granted Patent
Utility
US 6,757,487 · App. 10/140,976
Electric fireplace with light randomizer, filter and diffuser screen
Inventors:
Colm A. Martin, Donald R. Jamieson, Andy Luu, David Diep, Lam Nguyen
Patented Case
View Patent ↗
Granted: Jun 29, 2004
Filed: May 8, 2002
Inventors
Colm A. Martin
Donald R. Jamieson
Andy Luu
David Diep
Lam Nguyen
Assignee (at issue)
CFM GROUP, 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.