IP Library › Granted Patent US 4,612,823
Granted Patent Utility
US 4,612,823 · App. 06/778,869

Vehicle parking brake mechanism

Inventors: William L. De Leeuw, Kenneth R. Creighton
Patented Case View Patent ↗
Granted: Sep 23, 1986 Filed: Sep 23, 1985
Inventors
William L. De Leeuw
Kenneth R. Creighton
Assignee (at issue)
Wickes Manufacturing Co.

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 4,612,823
App. No.
06/778,869
Filed
1985-09-23
Granted
1986-09-23
Kind
A