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Details for Patent: 5,456,851

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Summary for Patent: 5,456,851

Title: Ketoconazole shampoo containing butylated hydroxytoluene or butylated hydroxyanisole
Abstract:A shampoo that contains ketoconazole, a surfactant, a foaming agent, thickener sufficient to give the final formulation a viscosity in the range of about 4,000 to about 9,000 cps at room temperature (i.e., about 20.degree.-25.degree. C.), preservative, butylated hydroxytoluene or butylated hydroxyanisole in an amount sufficient to retard degradation of the ketoconazole, and acid, base or buffer sufficient to give the final composition a pH in the range of from about 4 to about 10.
Inventor(s): Liu; Jue-Chen (Neshanick, NJ), Wang; Jonas C. T. (Robbinsville, NJ), Yusuf; Mohammed (Edison, NJ)
Assignee: Johnson & Johnson Consumer Products, Inc. (Skillman, NJ)
Application Number:08/224,382
Patent Claim Types:
see list of patent claims
Composition; Formulation; Process;
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International Patent Family for Patent: 5,456,851

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO)641<disabled in preview>
African Regional IP Organization (ARIPO)9600865<disabled in preview>
Austria187325<disabled in preview>
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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