Granted Patent
Utility
US 6,723,154 · App. 10/121,529
Method and device for cleaning air in a compressed air system
Inventors:
Mats Olsson, Mats-Örjan Pogén
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Apr 12, 2002
Inventors
Mats Olsson
Mats-Örjan Pogén
Assignee (at issue)
Haldex Brake Products AB
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.