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Make patent expiration date calculation easy
DETERMINATOR
CALCULATE YOUR PATENT EXPIRATION DATE
The Experienced Choice​
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Easily calculate your patent term with our advanced calculator. Just put in your patent or application number and our search engine will give you the most exact date, by extensively searching in different data bases and applying adjustment rules to give you the best possible result.
"With DeTerminator, you save time in a fast-moving environment. We created a new product for a changing world. We are consistent, reliable and professional. An integral part of our services is that we get the newest and most comprehensive date to ensure the best results."
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