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Continuation and Divisional Are Names, Not Instruments

Written from MPEP 201. Examination guidance, not law. Current as of 22 August 2026.

What it says

Practitioners talk about continuations and divisionals as though they were separate legal instruments. They are names for different uses of one provision, and the manual states that a continuation-in-part should not be designated as a divisional.

The statute that lets a family share a date is section 120, and it does not use the words continuation or divisional anywhere. Those come from practice and from the manual.

A continuation is an application for the invention or inventions disclosed in a prior-filed copending non-provisional or international application.

A divisional is typically what gets filed after an examiner issues a restriction requirement, splitting an application that claimed more than one invention.

The manual also states that a continuation-in-part should not be designated as a divisional, which is the clearest available signal that these labels carry consequences rather than being filing-room vocabulary.

Knowing they are names for uses of one provision is useful in a specific way: it tells you the conditions in section 120 apply to all of them. Copendency, common inventorship and the specific reference do not vary by what the paper is called.

What This Does Not Decide

Naming three options invites a comparison, and a comparison invites a recommendation. This page describes what the labels mean. Which one fits a situation, and when, is a strategy question that depends on what an examiner has done and what the portfolio is for.
  • It does not advise which type of application to file, or when.
  • It does not cover the term consequences of a family, which are real and sit elsewhere.
  • It is not law. The MPEP is examiner guidance.

Educational, not legal advice. Filing decisions and benefit claims carry deadlines that do not reopen, which is the practical reason to take them to a registered patent practitioner early.

Sources