Somehow, the Comic Book Legal Defense fund ended up owning the trademark to the Comics Code Seal.
The Comic Book Legal Defense Fund today announces that it has received the intellectual property rights to the Comics Code Authority Seal of Approval in an assignment from the now-defunct Comic Magazine Association of America, which administrated the Code since the 1950s. [...]
The CBLDF will take over licensing of products bearing the Comics Code Seal, including t-shirts, providing a modest source of income for the organization's First Amendment legal work. Graphitti Designs is currently offering t-shirts with the Code Seal to benefit CBLDF.