Lululemonhas filed an anticipatory patent lawsuit against PelotonIn a growing dispute over leggings and sports bras,

Lululemon filed a lawsuit Monday against Peloton in the Central District of California. It claimed it seeks an injunction to stop the infringement of its intellectual property rights. The company is asking for damages as well as other monetary relief.

Peloton requested the suit only a few days prior to this. court’s declaration that it has not infringedLululemon has not claimed any patent. Peloton maintained its ability to discern Lululemon’s merchandise from its own. Peloton also stated that Lululemon clothing designs were too obvious to warrant patent protection.

Peloton’s massive marketing campaign for its clothing line earlier this year led to the dispute between these two companies. Since years, Peloton has sold clothing from such brands as Nike and Lululemon, with its “P” logo tacked on. However, it decided recently to make its own sports bras, workout tanks and leggings.

Lululemon claimed that Peloton infringed six of its patent designs.

Lululemon claimed that Peloton didn’t spend enough time and effort to develop a new product line. Peloton copied several Lululemon designs, and then sold copies of Lululemon products. It claimed them as its own.

CNBC reached out to Peloton for clarification but they did not respond immediately.

Lululemon’s lawyers had sent Peloton a letter earlier in the month warning them that they would sue Peloton if it stopped selling their clothes.

This is a developing story. Keep checking back for more updates.