Granted Patent
Utility
US 4,469,479 · App. 06/425,297
Bicycle derailleur
Inventor:
Nobuo Ozaki
Patented Case
View Patent ↗
Granted: Sep 4, 1984
Filed: Sep 28, 1982
Inventor
Nobuo Ozaki
Assignee (at issue)
Maeda Industries, Ltd
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.