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- Appendix T Patent Cooperation Treaty
Article 30
Confidential Nature of the International Application(1)
(a) Subject to the provisions of subparagraph (b), the International Bureau and the International Searching Authorities shall not allow access by any person or authority to the international application before the international publication of that application, unless requested or authorized by the applicant.
(b) The provisions of subparagraph (a) shall not apply to any transmittal to the competent International Searching Authority, to transmittals provided for under Article 13, and to communications provided for under Article 20.
(2)
(a) No national Office shall allow access to the international application by third parties unless requested or authorized by the applicant, before the earliest of the following dates:
(i) date of the international publication of the international application,
(ii) date of receipt of the communication of the international application under Article 20,
(iii) date of receipt of a copy of the international application under Article 22.
(b) The provisions of subparagraph (a) shall not prevent any national Office from informing third parties that it has been designated, or from publishing that fact. Such information or publication may, however, contain only the following data: identification of the receiving Office, name of the applicant, international filing date, international application number, and title of the invention.
(c) The provisions of subparagraph (a) shall not prevent any designated Office from allowing access to the international application for the purposes of the judicial authorities.
(3) The provisions of paragraph (2)(a) shall apply to any receiving Office except as so far as transmittals provided for under Article 12(1) are concerned.
(4) For the purposes of this Article, the term "access" covers any means by which third parties may acquire cognizance, including individual communication and general publication, provided, however, that no national Office shall generally publish an international application or its translation before the international publication or, if international publication has not taken place by the expiration of 20 months from the priority date, before the expiration of 20 months from the said priority date.
CHAPTER II - International Preliminary Examination
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