New Delhi, July 9 -- Google India has challenged a Delhi High Court single-judge ruling that held it liable for trademark infringement for allowing advertisers to bid on Hindware's registered trademark as a keyword on its Google Ads platform, escalating a closely watched legal battle that could reshape the rules governing online advertising in India.

According to the court's cause list, the appeal is likely to be heard on Friday by a division bench comprising Justices V. Kameswar Rao and Manmeet Pritam Singh Arora.

The appeal challenges a 22 May judgment by Justice Mini Pushkarna, which held that Google's practice of allowing advertisers to bid on Hindware's registered trademark as a keyword under its Google Ads (formerly AdWords) progr...