The world’s two largest bitcoin mining hardware makers are once again embroiled in an intellectual property dispute.
Chinese IP trade media IPEconomy reported on Wednesday that Bitmain filed a lawsuit with the Beijing IP Court on April 7 against MicroBT, alleging the Shenzhen-based bitcoin miner maker and founder Yang Zuoxing, a former chief chip designer at Bitmain, of stealing corporate secrets.
Bitmain already sued MicroBT and Yang in 2017 for infringing a patent that Bitmain had been awarded for its technology used in designing an application-specific integrated circuit (ASIC) for bitcoin mining. But the case was dismissed by the Beijing IP Court in 2018, which also revoked Bitmain’s authorized patent altogether.
But it seems Bitmain still hasn’t given up, with the new civil case demanding a damage claim of as much as 99 million yuan, or $15 million, from MicroBT.
The new case again puts the spotlight to the long-time rivalry between the two firms, as MicroBT’s growth since
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