Dressing containing essential oils
CA 2269599 A1 · Owner: De Boissezon, Lucia · Inventors: Le Gall, Madeleine
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device suitable for the topical delivery of aromatherapy oil to the body comprises a dressing which is impregnated with or otherwise includes an aromatherapy oil. Application of the dressing to the body results in transfer of the oil to the skin, whereupon the oil can be ingested transdermally. The dressing is preferably in the form of an adhesive skin patch which facilitates transfer of the oil over extended periods and avoids loss of oils by evaporation. The aromatherapy oil ideally comprises one or more essential oils blended with a carrier oil. The carrier oil not only assists in the penetration of the essential oil through the skin but also synergistically enhances the …
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 October 21, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 21, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 21, 2019.
- 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.