Pouched compositions
CA 2442790 A1 · Owner: Forth, Peter Jens · Inventors: Vande Vyvere, Veerle Lieve An; Forth, Peter Jens
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 pouch composition wherein the pouch is constructed from a water-soluble film and contains a composition comprising a cyclic hydrotrope. The present invention also relates to methods of producing such a pouch composition and to methods of treatment using such a composition. In addition, the present invention relates to the use of a cyclic hydrotrope for aiding the dissolution of a water-soluble pouch.
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 May 15, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 15, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 15, 2024.
- 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.