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Please provide the following information to apply for a PatentTerm Online user account. User accounts are available to patent professionals at qualified firms and companies. There is no cost or obligation, and all new accounts will include sample applications, allowing you to explore the calculator.

Note that PatentTerm Online is a tool designed for patent professionals, and a knowledge of substantive patent law is required to complete accurate analyses. Therefore, user accounts will only be provided to qualified professionals. Non-professionals seeking to determine a patent expiration date should contact a licensed patent agent or attorney.

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Note that only US patents subject to AIPA patent term adjustment be analyzed using this calculator.
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