Detergent granule comprising a nonionic surfactant and a hydrotrope
CA 2480416 A1 · Owner: Vega, Jose Luis · Inventors: Vandijk, Paul Irma Albertus; Vega, Jose Luis
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 detergent granule comprising a surfactant system comprising at least 10% by weight of said surfactant system of a , nonionic surfactant and a specific hydrotrope. Said granule demonstrates better dissolution and/or lower residue formation. The present invention further relates to detergent compositions comprising said granule.
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 March 20, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 20, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 20, 2025.
- 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.