A locking closure for use with an associated container includes a closure cap having a top wall portion and a depending skirt portion depending from the top wall portion. The top wall portion further defines a dispensing region therein, and a door for covering the dispensing region. The door has a top...http://www.google.com/patents/US6250507?utm_source=gb-gplus-sharePatent US6250507 - Container cap with locking cover
