Granted Patent
Utility
US 5,367,885 · App. 08/182,880
Chiller pressurization system
Inventor:
Christopher L. Sagar
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Jan 18, 1994
Inventor
Christopher L. Sagar
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.