Contaminant eco-remedy and use method
CA 2480362 A1 · Owner: Detorres, Fernando A. · Inventors: Detorres, Fernando A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A contaminant eco-remedy (1) has a colloid-active detergent with colloidal microspheres of a predetermined particle size in an alkanol amide. The alkanol amide is prepared by condensation of a predetermined vegetable fatty acid with an alkanol amine, ethanol, distilled water and ethylene diamine tetraacetic , acid in predetermined proportions. The vegetable fatty acid has a saponification value of about 271 and an acid value of about 269. The colloidactive detergent is diluted with specific concentration of water nutrients , and oxidative agents for degradation and enhanced bioremediation of organic compounds that are oxidation-reduced to non-contaminant mixtures containing nitrates, …
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 September 25, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 25, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 25, 2024.
- 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.