Granted Patent
Utility
US 5,548,966 · App. 08/478,405
Refrigerant recovery system
Inventor:
Theodore E. Tinsler
Patented Case
View Patent ↗
Granted: Aug 27, 1996
Filed: Jun 7, 1995
Inventor
Theodore E. Tinsler
Assignee (at issue)
Copeland LP
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.