Granted Patent
Utility
US 4,635,761 · App. 06/771,869
Disc brake parking cartridge retention device
Inventors:
Roger L. Smith, Daniel L. Bolenbaugh
Patented Case
View Patent ↗
Granted: Jan 13, 1987
Filed: Aug 30, 1985
Inventors
Roger L. Smith
Daniel L. Bolenbaugh
Assignee (at issue)
ALLIED CONSULTING, 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.