http://bitcoinist.com/bank-of-america-files-three-new-blockchain-patents/

Though these 3 patents relate more directly to identity verification https://veratad.com/solutions/identity-verification/, Bank of America has filed numerous patents focused on blockchain technology and cutting transaction times.

"Bank of America has filed three new blockchain-related patents geared towards data authentication and identity verification. The new patents are the latest in a growing number of blockchain patents filed by the financial services giant."

"Financial services company Bank of America has submitted three new blockchain patents that focus primarily on authenticating information as well as those who handle it."

1) "...the patent would allow Bank of America to authenticate user and transaction information through a blockchain system."

2) "The second patent utilizes a distributed ledger system that monitors and verifies user identities on a network."

3) "The last patent is centered around a system that monitors changes in user history at a specific timeline and creates a “map” of the user and his history. The patents suggest that Bank of America is going to heavily invest in Bitcoin and blockchain technology."