Absorbent article having an opening for feces in the topsheet
CA 2296371 A1 · Owner: Kimberly-Clark Worldwide, Inc. · Inventors: Sauer, Barbara Oakley
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An absorbent article includes a close fitting bodyside liner having an opening therein. The opening defines a front end edge a rear end edge, and a pair of , laterally opposed side edges. The article also includes a pair of elastic members which extend longitudinally beyond at least one of the end edges of the opening in a laterally divergent direction. The elastic members may also extend at least partially along the side edges of the opening. The elastic members are configured to maintain the edges of the opening in contact with the wearer's buttocks and align the opening with the wearer's anal opening in use. The article may further include a liquid management material located on …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed July 29, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 29, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 29, 2020.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.