Trademark Expiration Calculator
Keep your trademark protection active. Calculate expiration and renewal deadlines.
Enter your contract details
The date your contract begins
Length of your contract (in days, weeks, months, quarters, or years)
Frequently asked questions
Frequently asked questions about trademark expiration calculator
Most trademarks last 10 years from registration and must be renewed to stay protected.
Typically every 10 years; some jurisdictions also require mid-term filings (e.g., US between years 5–6).
You lose exclusive rights and others may register the mark.
Renew 6–12 months before expiration to avoid losing protection.
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