Boronic acid adducts of rhenium and radioactive isotopes of rheniumdioxime complexes
CA 1284649 C · Owner: Treher, Elizabeth N. · Inventors: Francesconi, Lynn C.; Treher, Elizabeth N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Boronic acid adducts of radioactive isotopes of rhenium dioxime complexes having the formula ReX(Y)3Z, wherein X is an anion;, Y is a vicinal dioxime having the formula or a pharmaceutically acceptable salt thereof wherein R1 and R2 are each independently hydrogen halogen, alkyl, aryl, amino or a 5 or 6-membered nitrogen or oxygen containing heterocycle or, together R1 and R2 are -(CR8R9)N-wherein n is 3 4, 5 or 6 and R8 and R9 are each independently hydrogen or alkyl; and, Z is a boron derivative of the formula B-R3, wherein R3 is hydroxy, alkyl, alkenyl cycloalkyl, cycloalkenyl, alkoxy, carboxyalkyl carboxyalkenyl, hydroxyalkyl, hydroxyalkenyl alkoxyalkyl, alkoxy-, alkenyl, haloalkyl …
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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 June 4, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 4, 2008.
- 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.