Leslie Klinger v. Conan Doyle Estate, Ltd.

POSNER, Circuit Judge.

This opinion is a sequel to Klinger v. Conan Doyle Estate, Ltd., 755 F.3d 496 (7th Cir.2014), where we held that Leslie Klinger was entitled to a declaratory judgment that he would not be infringing copyrights on fictional works published by Arthur Conan Doyle before 1923 by anthologizing stories written long after Doyle’s death in 1930 that feature Sherlock Holmes and other characters depicted in Doyle’s pre-1923 fiction. Even though the modern (post-Doyle) Sherlock Holmes stories copy copyrightable material in the pre-1923 fiction, the copyrights on that fiction, which…