Granted Patent
Utility
US 6,282,976 · App. 09/380,054
Discontinuous mechanical advantage front shifting for bicycles
Inventors:
Brian Jordan, John D. Cheever
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Aug 20, 1999
Inventors
Brian Jordan
John D. Cheever
Assignee (at issue)
SRAM, LLC
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.