Promus Hotel Corporation was a hotel owner, management, and franchise company, it was spun off from which American brand of hotels, and a subsidiary of InterContinental Hotels Group, in December of 1989?
Promus Hotel Corporation:  Spun off from the Holiday Corp. in December 1989 as Promus Companies, the company became Promus Hotel Corporation in 1995 after the firm's gambling interests were spun off as Harrah's Entertainment.
i don't know