Granted Patent
Utility
US 6,098,416 · App. 09/208,876
Heat pump, housing and method
Inventors:
Robert R. Addington, Bobby G. Newsom
Patented Case
View Patent ↗
Granted: Aug 8, 2000
Filed: Dec 10, 1998
Inventors
Robert R. Addington
Bobby G. Newsom
Assignee (at issue)
Friedrich Air Conditioning, LLC
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.