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However, some media industry observers have questioned whether trading activity can reliably stand in for broader public opinion. There are also concerns among critics over the growing links between news organizations and prediction platforms. 

At the same time, prediction market operators are facing regulatory tussles in the US. State regulators are moving to shut down the firms under gambling laws. The companies say their contracts should be regulated at the federal level as derivatives. 

However, the sector has grown substantially despite such disputes. Bernstein predicted in April that annual prediction market volume could reach $1 trillion by 2030. The research estimated volume was around $51 billion in 2025 and could grow to around $240 billion in 2026. 

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Geolocation services, which are typically purchased through third-party vendors, are used by sportsbook operators to ensure that their clients are placing wagers from jurisdictions in which sports wagering is legal.

“During prosecution, the Examiner did not apply the material prior art or straightforward combinations presented here, which render every challenged claim obvious,” according to a DraftKings filing with the patent office.

Citing U.S. code, the gaming company is pushing for an inter parties review while requesting that the board find the 18 claims in question “unpatentable.”