Granted Patent
Utility
US 5,086,830 · App. 07/575,665
Air-conditioning system for motor vehicles
Inventors:
Dieter Heinle, Wolfgang Volz
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: Aug 31, 1990
Inventors
Dieter Heinle
Wolfgang Volz
Assignee (at issue)
MERCEDES-BENZ GROUP AG
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.