Indigo argues that "6E" has been a central part of its brand identity for the last 18 years and features prominently in services such as 6E Prime and 6E Flex, with priority check-in and flexible bookings aimed at customer-centric options.

The dispute concerns IndiGo’s trademark “6E,” registered under Classes 39, 16, 9, and 35, primarily for airline services, transport, and advertising, and Mahindra’s use of “BE 6e” under Class 12 for vehicles,

IndiGo, India's biggest airline, has sued automaker Mahindra and Mahindra for trademark infringement over its use of "6E" in branding its latest electric vehicle, legal papers show. Mahindra in a stock exchange filing,

In a filing with the stock exchanges, M&M said that it does not see any conflict with IndiGo pertaining the trademarks, and that along with MEAL, it is in talks with the airline to arrive at an “amicable solution”.

IndiGo has used '6E' for various passenger services, including 6E Prime, 6E Flex, and 6E Add-ons. In 2015, the airline registered the trademark '6E Link' across multiple classes.

Indigo takes Mahindra to court over trademark infringement of "6E" in electric vehicle, BE 6e, seeking injunction.

IndiGo claims "6E" is not only its official designator, but also a key element of its branding, covering a range of services like 6E Prime, 6E Flex, and add-ons

IndiGo airline operator, InterGlobe Aviation, submitted a trademark infringement lawsuit against Mahindra Electric Automobile Limited (MEAL) in the Delhi High Court. The company filed the case against the automaker for using ‘6E’ in its new car called Mahindra BE 6e,

Mahindra & Mahindra has issued a statement regarding news circulating in mainstream media about IndiGo’s trademark infringement lawsuit over the alleged use of the airline’s iconic ‘6E’ branding. The dispute centres around the ‘BE 6e’ an upcoming electric SUV unveiled by Mahindra Electric Automobile Limited (MEAL),

IndiGo filed a lawsuit against Mahindra Electric Automobile Limited on Tuesday over the usage of the term "6E" in its new electric car, the BE6E.