Absorbent article with cuffs
CA 2452469 A1 · Owner: Westerheide, Lars · Inventors: Scmmidt, Mattias; Mueller, Joerg; Westerheide, Lars
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to absorbent articles such as diapers, training pants, adult incontinence articles feminine protection articles and the like having a specific anal or vaginal cuff with an opening which is sag-tolerable. The , articles have a specific -construction of a core backsheet and the cuff, which each have specific dimension in relation to one another. Preferred is for example that that the cuff has elasticated regions along the opening and that the cuff is (non-elastically) extendible is transverse direction having , for example longitudinal folds which easily unfold and extend the cuff in transverse direction, ensuring the cuff does not sag when the backsheet and care …
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 25, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 25, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 25, 2024.
- 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.