As already confirmed before, Canon has at least one full frame mirrorless camera body in testing, and will be released in 2019. And as known to all, this will be the second Canon EOS R body. CR just said that we are likely to see entry-level EOS R body coming before high-end/professional EOS R bodies, so this second body could be a new entry-level full frame mirrorless camera with price tag around $1,500. And we are likely to see a lot of RF lens announcement in next 12-24 months.
Canon recently has registered a new battery grip called EG-E1 in their database. According to Nokishita Camera, this new EG-E1 battery grip will be announced soon.
According to recently rumors on NL, the long awaited IBIS feature will coming to an EOS R camera in this year. And around 2020, Canon will release a new EOS R camera that have a 100MP full frame sensor, to replace current EOS 5DS/5DS R DSLR cameras.
Imaging-Resource has published a new interview with Canon Executive, taking about the Canon EOS R full frame mirrorless system. Canon Executive said that 8K video capable EOS R camera is already in the roadmap, which means this camera will coming in next several years.
According to latest rumors on CR, Canon will release a new lower end/entry-level EOS R body in sometime 2019, and this new EOS R Body will not have the touch bar.
Canon recently has filed two new diffractive optics lenses in Japan. These two lenses are 300mm f/2.8 DO & 400mm f/2.8 DO. According to patents, these two lenses are probably RF mount lenses. We may see these lenses announced in 2020 with EOS R verison EOS-1D X Mark II.