Google’s antitrust loss could put billions at risk for Apple | News World

Google (GOOG, GOOGL) suffered a staggering shot to its search and advertising business on Monday, as District of Columbia’s Judge Amit Mehta ruled in favor of the Department of Justice in its antitrust suit against the tech giant.

It may also cost Apple (AAPL), big time, too.

Here’s how: The ruling could force Google to make dramatic changes to its largest business, but it could also force Google to cancel a long-term revenue sharing agreement with Apple that requires the iPhone maker to use Google as the default search engine across its various devices.

The deal, called an Internet Services Agreement, has been in place since 2002, and has been adjusted over the years as new technologies, such as the iPhone, have been introduced. The gist of the deal is that Apple uses Google as its…