As American consumers seek quality over quantity in their beer, the world’s two biggest brewers are locked in a legal battle over the quest to serve a fresh-tapped taste in every mug.
Anheuser-Busch InBev SA and Heineken NV are fighting over who invented key parts of a new way to deliver draft beer that allows for smaller batches and eliminates the need for traditional steel kegs, which use compressed air and can degrade flavor over time.
The companies are scheduled to start the first of two patent-infringement trials on April 16 over the technology at the U.S. International Trade Commission ...