Patent classification
A patent classification is a way the examiners of patent offices or other people arrange documents, such as patent applications, disclosing inventions according to the technical features of the invent...
Cooperative Patent Classification
The Cooperative Patent Classification (CPC) is a patent classification system, which has been jointly developed by the European Patent Office (EPO) and the United States Patent and Trademark Office (U...
Cooperative Patent Classification - Wikipedia
European Convention on the International Classification of Patents for Invention
The European Convention on the International Classification of Patents for Invention was signed on December 19, 1954 in Paris, France by members of the Council of Europe. It entered into force on Augu...
European Classification
The European Classification (ECLA) is a former patent classification system maintained by the European Patent Office (EPO). The ECLA classification system contains 134 000 subdivisions. It is mainly a...
F-term (patent law)
In Japanese patent law, F-term is a system for classifying Japanese patent documents according to the technical features of the inventions described in them. It is not a replacement for the Internati...
Strasbourg Agreement Concerning the International Patent Classification
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 Oct...
International Patent Classification
The International Patent Classification (IPC) is a hierarchical patent classification system used in over 100 countries to classify the content of patents in a uniform manner. It was created under the...
United States Patent Classification
The United States Patent Classification is an official patent classification system used and maintained by the United States Patent and Trademark Office (USPTO). It has been replaced with the Cooperat...