Bagless dry cleaning kits and processes for dry cleaning
CA 2301223 A1 · Owner: Yeazell, Bruce Albert · Inventors: Yeazell, Bruce Albert
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for dry cleaning fabrics comprising the steps of: (i) placing one or more fabrics to be cleaned in a device which provides heat and agitation; (ii) placing one or more carrier sheets in the device wherein the carrier sheets have about 200 grams of a liquid cleaning/refreshment composition releasably absorbed therein; (iii) heating the air within the device to at least about 130 ~F (55 ~C); and (iv) agitating the fabrics and the carrier sheets until at least about 40 % by weight of the liquid cleaning/refreshment composition from the carrier sheets has been evaporated and vented from the device. There is further provided a kit for dry cleaning fabrics comprising: one or …
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 August 19, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 19, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 19, 2020.
- 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.