The application for this trademark covering bicycles includes some supporting material that shows Mendoza bikes fitted with what may be Mendoza derailleurs.

Usefully, it also has a date - January 1981.

• Publisher: Instituto Mexicano de la Propiedad Industrial
• Inventor: Mendoza
• Country: Mexico
• Date: priority date January 1981
• Derailleur brands: Mendoza
• Derailleurs: Mendoza (1st style), Mendoza (2nd style)