Granted Patent
Utility
US 6,648,784 · App. 10/008,460
Idler sprocket
Inventor:
John Redmond
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Nov 30, 2001
Inventor
John Redmond
Assignee (at issue)
Gates Corporation
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.