Intel initially planned a release for its 10nm-based chips back in 2015-16 with Cannon Lake but that didn't happen. However, 10nm yields are finally improving says Intel at its Q2 2021 earnings call.
10nm-class RSS
Samsung has announced the start of mass production of what it calls the "industry's first" 10 nanometre-class DRAM. Samsung will likely use the technology in its flagship device next year.