LOS ANGELES--(BUSINESS WIRE)--Cougar Biotechnology, Inc. (NASDAQ: CGRB) announced today that the initial offering period of Johnson & Johnson’s (NYSE: JNJ) tender offer for all the outstanding shares of Cougar common stock expired at midnight (Eastern time) on July 2, 2009. The offer was conducted through a wholly-owned subsidiary of Johnson & Johnson named Kite Merger Sub, Inc.