Fabric softening compositions comprising an oily sugar derivative
CA 2394872 A1 · Owner: Grainger, David Stephen · Inventors: Mohammadi, Mansur Sultan; Grainger, David Stephen; Green, Andrew David
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention provides a fabric softening composition comprising; (i) one or more cationic fabric softening compound(s) having two or more alkyl or alkenyl chains each having an average chain length equal to or greater than, C8, and , (ii) at least one oily sugar derivative which is a liquid or soft solid derivative of a cyclic polyol or of a reduced saccharide said derivative , resulting from 35 to 100 % of the hydroxyl groups in said polyol or in said saccharide being esterified or etherified and wherein, the derivative has two , or more ester or ether groups independently attached to a C8-C22 alkyl or alkenyl chain, and (iii) a deposition aid comprising a mixture of one or more …
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 December 14, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 14, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 14, 2022.
- 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.