Granted Patent
Utility
US 6,131,405 · App. 09/193,143
Discharge separator and muffler for refrigeration, air conditioning and heat pump systems
Inventors:
Gary E. Griffin, Robert F. Prayne
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Nov 17, 1998
Inventors
Gary E. Griffin
Robert F. Prayne
Assignee (at issue)
Parker-Hannifin Corporation
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.