The Chase Tower court battle comes amid a slowdown in the downtown office market and the anticipation of additional inventory

When the Chase South Tower at 451 Florida St. opened downtown in 1968—at the time it was called the LNB Tower after the bank that built and occupied much of it—the contemporary, 21-story high-rise was the hottest office property in town. Today, the 330,000-square foot building is still one of downtown’s iconic structures. But at