Strasbourg Agreement Concerning the International Patent Classification

• abstract: The Strasbourg Agreement Concerning the International Patent Classification (or IPC), also known as the IPC Agreement, was signed in Strasbourg, France, on March 24, 1971 and entered into force on October 7, 1975. It establishes a common classification for patents for invention, inventors’ certificates, utility models and utility certificates, known as the “International Patent Classification” (IPC).

以上来源于: WordNet