Disposable diaper
CA 2473262 A1 · Owner: Suzuki, Sachiyo · Inventors: Ishikawa, Hiroki; Sakaguchi, Satoru; Suzuki, Sachiyo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A disposable diaper having at least one predetermined illustration and folded into a predetermined form is described wherein the illustration is so , disposed that when the disposable diaper is folded into the predetermined form, at least a portion of the illustration is hidden and that the hidden illustration is exposed by unfolding the disposable diaper. The diaper reliably attracts babies that are intellectually grown to some extent and is , capable of lightening the work load at the time of change of the diaper.
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 August 29, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 29, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 29, 2025.
- 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.