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§ 12.2 Language of Changes in the International Application - Appendix T Patent Cooperation Treaty
§ 12.2 Language of Changes in the International Application
(a) Any amendment of the international application shall, subject to Rules 46.3, 55.3 and 66.9, be in the language in which the application is filed.
(b) Any rectification under Rule 91.1 of an obvious mistake in the international application shall be in the language in which the application is filed, provided that:
(i) where a translation of the international application is required under Rule 12.3(a), 12.4(a) or 55.2(a), rectifications referred to in Rule 91.1(b)(ii) and (iii) shall be filed in both the language of the application and the language of that translation;
(ii) where a translation of the request is required under Rule 26.3ter(c), rectifications referred to in Rule 91.1(b)(i) need only be filed in the language of that translation.
(c) Any correction under Rule 26 of a defect in the international application shall be in the language in which the international application is filed. Any correction under Rule 26 of a defect in a translation of the international application furnished under Rule 12.3 or 12.4, any correction under Rule 55.2(c) of a defect in a translation furnished under Rule 55.2(a), or any correction of a defect in a translation of the request furnished under Rule 26.3ter(c), shall be in the language of the translation.
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