U.S. top court tightens patent suit rules in blow to 'patent trolls' | Reuters

Later in the article: "The ruling is likely to lessen the steady flow of patent litigation filed in a single federal court district in rural East Texas because of its reputation for having rules and juries that favor plaintiffs bringing infringement suits."

"The U.S. Supreme Court on Monday tightened rules for where patent lawsuits can be filed in a decision that may make it harder for so-called patent "trolls" to launch sometimes dodgy patent cases in friendly courts, a major irritant for high-tech giants like Apple and Alphabet Inc's Google.

In a decision that upends 27 years of law governing patent infringement cases, the justices sided with beverage flavoring company TC Heartland LLC in its legal battle with food and beverage company Kraft Heinz Co (KHC.O). The justices ruled 8-0 that patent suits can be filed only in courts located in the jurisdiction where the targeted company is incorporated."

U.S. top court tightens patent suit rules in blow to 'patent trolls' | Reuters