A shower curtain support system consists of a support guide member having a center portion, two opposing ends, two holders, and an attached shower curtain. The two holders are fixedly attached to the two opposing end walls of a shower stall or tub enclosure, and are usably adjoined, one on each end,...http://www.google.com/patents/US7987532?utm_source=gb-gplus-sharePatent US7987532 - Retractable shower expander assembly
