Heat-activated cleaning compositions with wrinkle-resistance and methods of use
CA 2368424 A1 · Owner: Rodriguez, Cheryl H. · Inventors: Rodriguez, Cheryl H.; Van Buskirk, Gregory
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 self-thickening heat-activated cleaning , compositions that comprise a self-thickening surfactant system selected from among nonionic surfactants, a surfactant blend comprising an amphoteric surfactant optionally in combination with one or more anionic surfactants or , a combination of any of the foregoing. More specifically the self-thickening , heat-activated cleaning compositions of the present invention permit convenient use by the consumer in such non-commercial environments as home- or laundromat style clothes dryers, without attendant difficulties such as unsightly residue on the treated garments unacceptable seepage or leaching of , the product …
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 28, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 28, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 28, 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.