NEWARK, N.J. — Paramount Assets has acquired 17 Academy Street, a 100,000-square-foot, 12-story office building in Newark’s Four Corners Historic District. The sales price was undisclosed. Built in 1926, the property was 70 percent occupied at the time of sale by a variety of professional services firms. Situated between Halsey and Broad streets, 17 Academy Street is directly across the street from the world headquarters of the Prudential Insurance Co. and is within walking distance of public transportation. Paramount Assets already owns three other properties on the same street, 31 Academy, 27 Academy and 45 Academy.