Unique multifunctional product for detergent formulations
CA 2295702 A1 · Owner: Hernandez Torres-Landa, Enrique · Inventors: Hernandez Torres-Landa, Enrique
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Unique multifunctional product for detergent formulations produced from natural or partially treated minerals such as phosphoric rock sodium sulfate , ore, trona and silica sand or intermediary products such as phosphoric acid sodium carbonate and silica, mixed and reacted in an oven to provide the , essential oxides of a detergent formulation such as a powder or glass for the partial or total substitution of raw materials of detergent used today which , is water-soluble and acts as foaming agent conditioning agent, filling agent , and catalytic agent amongst other things, in the detergent and in the process for its fabrication.
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 June 17, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 17, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 17, 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.