Fabric conditioning composition
CA 2485072 A1 · Owner: Unilever Plc · Inventors: Mchattie, Gillian Sheila; Salmon, Tom Matthew Forrest; Small, Samantha
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An aqueous fabric conditioning composition comprises a cationic softening agent and a silicone having a viscosity of from 1 to less than 10,000cSt wherein the silicone comprises a cyclic polydi-(C1-6)alkyl siloxane. A silicone is used in a fabric conditioning composition comprising a cationic fabric softening agent to reduce the drying time of laundered fabrics and/or to increase the rate of water removed from the fabrics during the spin cycle of an automatic washing machine.
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 April 25, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 25, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 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.