[jack_riminton]

For that to happen they'd have to be the owners of the Copyright, they're not exactly patent trolls who can use the law creatively.

The Newspapers are largely regional (and mostly defunct) papers. Who at the Derby Evening Telegraph is going to waste lawyers fees getting a Library to remove 100year old content?

[exhilaration]

The Derby Evening Telegraph may have sold the rights of their archives to an entity (like ProQuest) which has a financial interest in finding and shutting down competition.

[pessimizer]

Patent trolls own the patent.

[jack_riminton]

Yes but they can creatively say it applies to a whole manner of tenuous things. A sneaky newspaper owner can’t claim copyright on anything other than what they own