Granted Patent
Utility
US 4,293,141 · App. 06/014,075
Frame for lightweight bicycle
Inventor:
Frank P. Brilando
Patented Case
View Patent ↗
Granted: Oct 6, 1981
Filed: Feb 22, 1979
Inventor
Frank P. Brilando
Assignee (at issue)
Schwinn Bicycle 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.