Granted Patent
Utility
US 4,436,186 · App. 06/307,918
Disc brake assembly
Inventors:
Irving R. Ritsema, James J. Colpaert
Patented Case
View Patent ↗
Granted: Mar 13, 1984
Filed: Oct 2, 1981
Inventors
Irving R. Ritsema
James J. Colpaert
Assignee (at issue)
Bendix 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.