Settable composition containing aluminum phosphate and method for preparing same
CA 1062734 A · Owner: Ashland Oil · Inventors: Toeniskoetter, Richard H.; Spiwak, John J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Settable composition comprising aluminum phosphate solid organic carboxylic acid, water, and material containing an alkaline earth metal and an oxide, and being obtained by providing an admixture of the above constituents whereby the solid organic carboxylic acid and alkaline earth material are not precontacted with each other prior to contact of the material containing an alkaline earth material with the aluminum phosphate, and process for preparing same are provided.
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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 September 18, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 18, 1996.
- 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
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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.