Oil clearing sheet for makeup
CA 2410339 A1 · Owner: Kondoh, Kazunori · Inventors: Kono, Yasuhiro; Kondoh, Kazunori
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
To provide an oil clearing sheet for makeup which is superior in capacity to , absorb oil and can confirm the wiping state of sebum easily and clearly and , which can afford sufficient wiping feeling and satisfactory feeling to users. An oil clearing sheet for makeup, comprising a porous stretched film of a plastic material, characterized in that the porous stretched film comprises at least two porous stretched films, which are the same or different and , adjacent films differ in brightness.
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 June 4, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 4, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 4, 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
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.