Gel form automatic dishwashing compositions, methods of preparation and use thereof
CA 2415304 A1 · Owner: Alam, Elizabeth Ann · Inventors: Thien, Joseph Herbert; Denome, Frank William; Alam, Elizabeth Ann
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An automatic dishwashing composition in the form of an anhydrous shear-, thinning organo solvent-based gel and which comprises a thickening system consisting essentially of non-ionic cellulosic material. A process for making such a composition is also provided. A preferred execution is an automatic dishwashing composition comprising from about 1% to about 99% preferably from , about 5% to about 90% especially from about 40% to about 80% of an organic solvent system for removing cooked-, bakedor burnt-on food soil from , cookware and tableware from about 0.5% to about 50%, preferably from about 5% to about 25% of bleach, from about 0.0001% to about 10% of detergency enzyme and wherein …
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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 July 18, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 18, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 18, 2023.
- 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.