Silane microemulsions
CA 1309314 C · Owner: Dow Corning Corporation · Inventors: White, William Curtis; Blehm, Lynne Marie
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Clear stable micellar solutions comprising: (a) a silane represented by the formulae: i) X4-nSi(RNHaR bYc)n, where X denotes an alkoxy radical with 1 to 6 carbon atoms or an alkoxyalkoxy radical with 2 to 8 carbon atoms or an, alkyl radical with 1 to 6 carbon atoms; Y denotes an acid anion;, n is 1, 2 or 3; R denotes a divalent hydrocarbon radical with 1 to 6 carbon atoms;, R denotes alkyl radicals with 1 to 22 carbon atoms; saturated hydrocarbon radicals containing nitrogen or, unsaturated hydrocarbon radicals containing nitrogen; a is 0, 1 or 2;, b is 0, 1, 2, or 3;, c is 0 or 1; the sum of a + b is 2 or 3 and when the sum of a and b is 3, c is 1, otherwise c is 0; ii) X4-nSi(RPR''3Y)n, …
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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
- Granted October 27, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 27, 2009.
- 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.