out of copyright dates are subject to where in the world you may live

[Opening a can of worms]:

Under UK law, copyright protection in sound recordings exists for 50 years from the end of the calendar year in which it was made or released. The author of a copyright work is generally the person who creates it. In relation to sound recordings, this is the producer.

(Source: PRS/MCPS)

Question: Are such rights, once created, transferable? One of the bankruptcy acts of early last century would suggest not, though this has not yet been tested on music copyright.

(Source: Richard Bridge of this parish)

Assets (plus associated rights) of th insolvent Leader Sound passed through at least two ownerships before Celtic Music acquired thm.

D. Bulmer (calculating rapidly in head) must be in his late 50s.