Granted Patent
Utility
US 5,927,444 · App. 08/915,528
Brake for a track-operated vehicle
Inventor:
Stanley J. Checketts
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Aug 15, 1997
Inventor
Stanley J. Checketts
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.