Do-it yourself removable/reusable non-chemical highlights & hair extensions
CA 2551834 C · Owner: Aderans Co. Ltd. · Inventors: Sthair, Okyo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A hair extension comprises natural or synthetic hair strands being arranged in a parallel arrangement so that the hair strands are aligned at a first attached end and a second attached end. A polyurethane base support of which the middle section the first attached end of the hair strands are secured to a left. Right securing wings are extended from the polyurethane base support. A rectangular shaped clear double sided self adhesive tape with a removable baking is attached to the polyurethane support which has been ventilated with the natural or synthetic supplemental hair as well as to the left and right securing wings.
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 11, 2006 and granted January 21, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 11, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.