Bank of America, MasterCard, Goldman Sachs, WalMart, JPMorgan, and IBM are among the biggest names filing dozens of blockchain patents to secure their position in this fast-changing space. However, some see the growing number of patents as incompatible with the open source nature of blockchain.


Bank of America, MasterCard, Goldman Sachs, WalMart, JPMorgan, and IBM are among the biggest names filing dozens of blockchain patents to secure their position in this fast-changing space. However, some see the growing number of patents as incompatible with the open source nature of blockchain.

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