Haloalkyl phosphates with increased hydrolytic stability
CA 1085867 A · Owner: Velsicol Chemical Corporation · Inventors: Albright, James A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed are haloalkyl phosphates of the generic formula wherein each X is independently selected from chlorine bromine, and hydrogen, wherein both Ys are identical and selected from chlorine and bromine, wherein each Z is independently selected from chlorine and bromine, and wherein each R is independently selected from hydrogen, alkyl, and halogenated alkyl groups wherein, each alkyl group contains from 1 to about 3 carbon atoms and each halogenated group contains from 1 to about 3 halogen substituents selected from chlorine and bromine.
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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 16, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 16, 1997.
- 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.