Granted Patent
Utility
US 6,305,511 · App. 09/425,438
Parking braking in vehicles having conventional braking systems
Inventors:
Denis John McCann, Andrew John Ward
Patented Case
View Patent ↗
Granted: Oct 23, 2001
Filed: Oct 22, 1999
Inventors
Denis John McCann
Andrew John Ward
Assignee (at issue)
Meritor Heavy Vehicle Systems Limited
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.