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Details for Patent: 4,497,744

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Summary for Patent: 4,497,744

Title: Gentisic acid salts as radiographic scanning agent stabilizers
Abstract:Stable compositions, useful as technetium-99m-based scintigraphic agents, comprise gentisic acid or a pharmaceutically-acceptable salt or ester thereof in combination with a pertechnetate reducing agent or dissolved in pertechnetate-99m (.sup.99m TcO.sub.4.sup.-) solution. The compositions are especially useful in combination with a phosphate or phosphonate material which carries the radionuclide to bone, thus providing a skeletal imaging agent.
Inventor(s): Fawzi; Mahdi B. (Cincinnati, OH)
Assignee: Mallinckrodt, Inc. (St. Louis, MO)
Application Number:06/202,962
Patent Claim Types:
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Compound;

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International Patent Family for Patent: 4,497,744

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia4559579► subscribe
Australia537689► subscribe
Canada1122524► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
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