Top US Bank Looking To Blockchains

So it appears that BoA is trying to incorporate blockchain technology into its current systems in an effort to better verify and secure its users.

https://www.coindesk.com/bank-america-files-3-new-blockchain-patents/

I will be looking to see if I can find these patents to read more into it as I am always skeptical of banks doing anything with systems that the people put in place to remove themselves from said banking system...