Granted Patent
Utility
US 5,539,641 · App. 08/195,225
Brake control system method and apparatus
Inventor:
Deron C. Littlejohn
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: Feb 14, 1994
Inventor
Deron C. Littlejohn
Assignee (at issue)
General Motors LLC
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.