The present invention provides a distinctive absorbent article which includes a backsheet layer which delimits at least one waistband portion of the article. A substantially liquid-permeable topsheet layer is located in facing relation with an inner surface of the backsheet layer, and an absorbent body...http://www.google.es/patents/US4916005?utm_source=gb-gplus-sharePatente US4916005 - Diaper article with elasticized waist panel
