How is the title of the invention determined for a national stage application?

The title of the invention for a national stage application is determined based on several factors. According to the MPEP, “In the absence of an application data sheet (37 CFR 1.76) or preliminary amendment changing the title, the Office will use the title of the invention that appears on the first page of the description of the published international application (if published under PCT Article 21 in English) or the title that appears on the first page of the description of the English translation of the international application (if not published under PCT Article 21 in English) in preparing the official filing receipt.” If applicant furnishes an application data sheet or preliminary amendment changing the title, the Office will use the title as indicated in such document.

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Tags: application data sheet, national stage application, Preliminary Amendment, title of invention