In 1963, Schwinn seem to have intended to use the ‘Sprint’ sub-brand for a whole range of bicycle components and accessories. I had only been aware of them using it for derailleurs, levers and cable guides.

• Publisher: US Patent and Trademark Office
• Inventor: Arnold Schwinn & Co.
• Country: USA
• Date: First use October 1963
• Derailleur brands: Schwinn
• Derailleurs: Schwinn Sprint