Alkyl phenyl alkanols, derivatives thereof and detergent compositions comprising same
CA 2486368 A1 · Owner: Scheibel, Jeffrey John · Inventors: Connor, Daniel Stedman; Scheibel, Jeffrey John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention is directed to alkyl phenyl alkanols and alkyl phenyl alkanol, derivatives having the formula: (see formula I), wherein R is C5-C30 linear or branched alkyl and mixtures thereof; R1 and R2 , are, independently selected from linear or branched C1-C6 alkylene; Q is a hydrocarbon moiety, containing between one and six carbon atoms; Y1 and Y2 are hydrogen SO3M, and , mixtures, thereof; the index x is from 0 to 50; the index z is from 0 to 20; and M is an alkali metal, alkaline earth metal, organic counterion ammonium, substituted ammonium or , mixtures thereof. The compounds of the present invention provide enhanced primary biodegradability, relative to conventional …
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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 May 23, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 23, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 23, 2025.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.