Pants-type disposable diaper
CA 2394598 A1 · Owner: Kinoshita, Akiyoshi · Inventors: Ishikawa, Hiroki; Kinoshita, Akiyoshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A pants-type disposable diaper 1 includes a chassis S1 and a liquid-absorbent member 4. The chassis is shaped in a pants-type and has a waist-hole 8 and a pair of leg-holes 9. Elastic members 18 extending in a longitudinal direction of the diaper 1 are arranged between a longitudinal center line bisecting a width of the liquid-absorbent member 4 in the waist-surrounding direction and respective side edges 4b of the liquid-absorbent member 4 so that a zone extending between the elastic members 18 on the liquid-absorbent member 4 is convexed toward the side facing away from a wearer's body as the elastic members 18 contract and this zone 19 defines a penis receiving zone 20 adapted to receive …
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 24, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 24, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 24, 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.