Most of the non-English speaking world is literally locked out of the domain name system by reason of limitations in language.

BBC: ICANN logo

For starters, as one of the first name brand cable networks, ESPN locked up universal carriage early on.

FORBES: Why The Tea Party Should Hate ESPN

Scientific-Atlanta and Motorola locked up the box market by controlling--in the name of antipiracy--the encoding software that scrambles a video signal at the cable company's hub and descrambles it at the home.

FORBES: Sony busts up the powerful cable-box duopoly.

Big Corn and Big Sugar are locked in a legal and public relations fight in the US over a plan to change the name of a corn-based sweetener that has gotten a bad name.

FORBES: Big Corn's HFCS v. Big Sugar's Sucrose: Maybe Both Could Lose?