What’s the difference between withdrawing a patent term extension application and responding to an election requirement?

There’s a significant difference between withdrawing a patent term extension application and responding to an election requirement. The MPEP 2764 notes: “This is a different situation as compared to MPEP § 2761 where the withdrawal is in response to a requirement for election and not an express withdrawal under 37 CFR 1.770.” Key differences include:…

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When does a withdrawal of a patent term extension application become effective?

A withdrawal of a patent term extension application becomes effective when it is acknowledged in writing by the USPTO. According to MPEP 2764: “An express withdrawal pursuant to this section is effective when acknowledged in writing by the Office.” This means that simply submitting a withdrawal request is not sufficient. The withdrawal only takes effect…

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