Granted Patent
Utility
US 5,725,639 · App. 08/686,749
Device for drying air for motor vehicles
Inventors:
Noureddine Khelifa, Robert Hoeppler, Wolfgang Odebrecht
Patented Case
View Patent ↗
Granted: Mar 10, 1998
Filed: Jul 26, 1996
Inventors
Noureddine Khelifa
Robert Hoeppler
Wolfgang Odebrecht
Assignees (at issue)
Bayerische Motoren Werke Aktiengesellschaft
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.