Granted Patent
Utility
US 6,318,240 · App. 09/228,586
Brake actuator
Inventors:
Ronald S. Plantan, Duane J. Demus
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Jan 11, 1999
Inventors
Ronald S. Plantan
Duane J. Demus
Assignee (at issue)
INDIAN HEAD INDUSTRIES, INC.
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.