Granted Patent
Utility
US 6,519,967 · App. 10/099,325
Arrangement for cascade refrigeration system
Inventors:
Dieter Mosemann, Andreas Thiel
Patented Case
View Patent ↗
Granted: Feb 18, 2003
Filed: Mar 14, 2002
Inventors
Dieter Mosemann
Andreas Thiel
Assignee (at issue)
Grasso GmbH Refrigeration Technology
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.