Fibrous structure and absorbent article comprising said fibrous structure
CA 2399090 A1 · Owner: Lindstrom, Asa · Inventors: Moberg-Alehammar, Barbro; Lindstrom, Asa; Coeuret, Francois
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a fibrous structure being testable in a , series of run-off tests wherein each run-off test comprises exposing said fibrous structure to a volume of a test solution and said fibrous structure initially is hydrophobic and has been treated to be hydrophilic wherein said , fibrous structure exhibits a run-off level that is less than 5 percent by weight throughout a series of run-off tests wherein the series starts with a , first run-off test and ends with a fifth run-off test use of said fibrous , structure, tissue product and nonwoven material made of said fibrous structure. Further, it relates to an absorbent article comprising at least one of said …
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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 February 2, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 2, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 2, 2023.
- 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
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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.