Oura's Patent War: A Preemptive Strike Against Hardware Commoditization

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By leveraging a rapid-fire litigation strategy against rivals like Ultrahuman and Samsung, Oura is fighting to maintain its premium market position as the smart-ring category scales.
In the high-stakes world of wearable health tech, the battle isn't just over who has the best sensor—it's over who owns the right to build the device. Finland-based Oura is currently engaged in a scorched-earth legal campaign that suggests the company is less concerned with individual patent infringements and more focused on preventing the commoditization of the smart-ring market.
The latest flashpoint is a new lawsuit filed in a Texas federal court against India-based Ultrahuman and its U.S. manufacturer, SVTronics. According to reporting from TechCrunch and Engadget, Oura is seeking monetary damages and a permanent injunction to block the sale of Ultrahuman's Ring Pro in the United States. This follows a previous victory where Oura secured a ruling from the International Trade Commission (ITC) in 2024, leading to an import ban on Ultrahuman's Ring Air.
What makes this latest move particularly aggressive is the timing. TechCrunch reports that Oura was granted Patent No. 12,769,363 on October 20—a design encompassing sensors, magnets, a circuit board, and a curved battery—only two days before the legal action was initiated.
From a market perspective, this is a textbook moat-building exercise. Oura is not merely targeting one startup; it is systematically challenging every significant entrant in the space. TechCrunch notes that Oura has pursued patent infringement claims against a wide array of competitors, including Samsung, RingConn, Circular, and Zepp Health. While some of these disputes resulted in licensing agreements where RingConn and Circular agreed to pay royalties, others have escalated. Engadget reports that Oura and Samsung remain locked in a pitched legal battle after Samsung pre-emptively sued Oura in 2024 regarding the launch of the Galaxy Ring.
Ultrahuman co-founder and CEO Mohit Kumar told TechCrunch that the company will vigorously defend its position, noting that the Ring Pro had previously received approval from U.S. Customs and Border Protection in March after a redesign. Kumar pointed out that Oura has now chosen to assert different patents, including the one issued immediately prior to the filing.
This legal aggression arrives at a critical juncture for Oura. TechCrunch reports the company recently shelved a $2.2 billion IPO, citing market "uncertainty." Meanwhile, the sector is expanding; IDC expects global smart-ring shipments to grow 12.8% this year to 4.9 million units, potentially reaching 6.3 million by 2030.
As the hardware becomes more standardized, Oura's strategy appears to be using the courts to ensure that competitors cannot simply iterate their way into the U.S. market without paying a toll. By targeting SVTronics—the company manufacturing the Ring Pro in Plano, Texas—Oura is attacking the supply chain as well as the brand. If Oura can successfully force competitors into royalty agreements or keep them out of the U.S. entirely, it preserves its ability to command premium pricing even as the technology becomes more accessible.

