The New York Times is reporting (no registration required) that the heirs of Jack Kirby have sent notices of Copyright Termination to Marvel, 20th Century Fox, Sony Pictures, Universal Pictures and others to regain the rights to various characters Kirby created or helped create, including The Incredible Hulk, The Fantastic Four, The X-Men, Spider-Man, Iron Man and The Avengers (or those members of the roster that Kirby drew). More…