U.S. top court tightens patent suit rules in blow to `patent trolls`
(Reuters Internet)

WASHINGTON (Reuters) - 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.