Granted Patent
Utility
US 5,411,123 · App. 08/172,800
Cartridge ball check valve having integral filter for an automatic transmission clutch
Inventors:
Dawn A. Rej, Carlton J. Fendt, Jr.
Patented Case
View Patent ↗
Granted: May 2, 1995
Filed: Dec 27, 1993
Inventors
Dawn A. Rej
Carlton J. Fendt, Jr.
Assignee (at issue)
Ford Motor Company
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.