I'm not sure of the status of a couple of players but Braden Christoffer and Bryden Serafini are no longer on the Pats roster. I don't recall seeing any re-assignments or anything (maybe I missed it) so I'm not sure if they are still with the Pats or not.
There are a few Pats Alumni with birthdays: There are a handful of #ReginaPats alumni with August 4th birthdays... Peter Sternig (1944) Bob Taylor (1946) Glen Burdon (1954) Dean Solheim (1958) Jamie Dubberley (1966) — Kevin Shaw (@theblueliner) August 5, 2021