A patent-buying venture that includes Apple Inc., Microsoft Corp. and Sony Corp. asked a U.S. judge to keep secret some details about assets the group bought for $4.5 billion at a Nortel Networks Corp. bankruptcy auction in 2011.
U.S. stocks slumped for the week, with the Standard & Poor’s 500 Index heading toward its first monthly decline since May, as companies from 3M Co. to DuPont Co. reported disappointing quarterly results and forecasts.
Two Russian-born scientists won the Nobel Prize in Physics for discovering graphene, a one-atom- thick “wonder material” that may transform electronics, allowing for speedier computers and folding touchscreens.
Earnings from Microsoft Corp. to Caterpillar Inc. to General Motors Co. came in higher than analysts anticipated today, reflecting a pickup in demand across industries as consumer confidence recovers in the U.S.
3M Co., whose products range from Scotch tape to dental braces and Ace bandages, is investing in TaKadu, whose water-network monitoring services help utilities curb losses, reduce costs and increase efficiencies.
U.S. stocks erased gains in the final hour of trading, pulling the Standard & Poor’s 500 Index down from a two-year high, after a probe of insider trading reportedly widened and President Barack Obama said he’ll push to overhaul the tax code in two years.
Growth in the world’s largest economy was less than originally estimated in the first quarter as an increase in the U.S. payroll tax took a bigger bite out of consumer spending than previously calculated.