Diaper including moisture-responsive seal means
Patent 4246900 Issued on January 27, 1981. Estimated Expiration Date: 
March 9, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 9, 1999. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3417751 3488778 3860003 Shape retaining diaper Patent #: 4029100 InventorAssigneeApplicationNo. 06/019138 filed on 03/09/1979US Classes:604/368, Collagen or gelling material604/370, Thermoplastic604/375, With additional chemical modifications (e.g., paper, chemical pulp, rayon, etc.)604/378, Containing layers having differing absorption characteristics (e.g., flow control, wicking, etc.)604/385.25, Leg opening604/389Adhesive tab fastener elementExaminersPrimary: Rosenbaum, C. FredAttorney, Agent or FirmInternational ClassesA61F 13/15 (20060101)B29C 61/06 (20060101) Foreign Application Priority Data1978-03-11 DEAbstractA diaper construction is disclosed including a pair of elastic leg seal members extending longitudinally of the diaper adjacent each side edge thereof, the leg seal members being operable between expanded and contracted conditions, respectively, and moisture-responsive devices initially maintaining the leg seal members in their expanded conditions, whereby when the diaper is worn by a user and the leg seal members become moisturized, the moisture-responsive devices are operable to release the leg seal members, whereby the leg seal members contract into sealing engagement with the user's leg. | |
