TORONTO — Shares of RIM jumped nearly 14 percent Friday as investors seemingly grew more optimistic about a February launch of the Canadian company’s much-delayed BlackBerry 10 smartphones. RIM will release the latest version of its smartphone “not too long” after a Jan. 30 launch event, Kristian Tear, the company’s chief operating officer, has said. The…

TORONTO (AP) — The CEO of embattled BlackBerry maker Research in Motion Ltd. asked disgruntled investors for patience Tuesday as the company develops new devices to rival the iPhone and Android smartphones. Thorsten Heins, who replaced longtime CEOs Mike Lazaridis and Jim Balsillie in January, said the past year has been very difficult for RIM,…