Method of deodorizing and/or cleaning carpet using a composition comprising odor control agent
CA 2382329 A1 · Owner: Uchiyama, Hirotaka · Inventors: Uchiyama, Hirotaka; Reece, Steven; Duval, Dean Larry
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of deodorizing and/or reducing malodor in carpet comprises the step of contacting the carpet with a deodorizing composition comprising an effective amount of odor control agent. In a preferred embodiment the , deodorizing composition is a concentrated composition and the method comprises diluting the concentrated deodorizing composition to form a diluted deodorizing composition and using the diluted deodorizing composition in combination with a carpet extractor to deodorize the carpet. An article of manufacture for deodorizing carpet comprises a container a deodorizing , composition in the container and a set of instructions in association with the container to communicate …
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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 30, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 30, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 30, 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.