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12.1 Languages Accepted for the Filing of International Applications - Patent Cooperation Treaty
§ 12.1 Languages Accepted for the Filing of International Applications
(a) An international application shall be filed in any language which the receiving Office accepts for that purpose.
(b) Each receiving Office shall, for the filing of international applications, accept at least one language which is both:
(i) a language accepted by the International Searching Authority, or, if applicable, by at least one of the International Searching Authorities, competent for the international searching of international applications filed with that receiving Office, and
(ii) a language of publication.
(iii) [Deleted]
(c) Notwithstanding paragraph (a), the request shall be filed in any language of publication which the receiving Office accepts for the purposes of this paragraph.
(d) Notwithstanding paragraph (a), any text matter contained in the sequence listing part of the description referred to in Rule 5.2(a) shall be presented in accordance with the standard provided for in the Administrative Instructions.
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