Go to MPEP - Table of Contents
47.3 Languages - Patent Cooperation Treaty
§ 47.3 Languages
(a) The international application communicated under Article 20 shall be in the language in which it is published.
(b) Where the language in which the international application is published is different from the language in which it was filed, the International Bureau shall furnish to any designated Office, upon the request of that Office, a copy of that application in the language in which it was filed.
Go to MPEP - Table of Contents