One time use disposable paper soap
CA 2332748 A1 · Owner: Zafar, Alam · Inventors: Zafar, Alam
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A one time use disposable soap. The soap includes a substrate, a cleansing composition, and a holder. The substrate is dissolvable in water. The cleansing composition is impregnated in the substrate so as to form a dry and cleanser impregnated substrate. The dry and cleanser impregnated substrate is not laid hold on to prevent exposure and evaporation of the cleansing composition, since the dry and cleanser impregnated substrate is dry. The holder removably holds at least one stacked dry and cleanser impregnated substrate. When the dry and cleanser impregnated substrate is removed from the holder and subjected to water, the substrate dissolves leaving the cleansing composition dissolved in …
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 January 31, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 31, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 31, 2023.
- 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.