WASHINGTON – The U.S. Department of Commerce’s United States Patent and Trademark Office (USPTO) and the Korean Intellectual Property Office (KIPO) today announced a major expansion of cooperation in ...

WASHINGTON — The U.S. Commerce Department’s United States Patent and Trademark Office (USPTO) and the European Patent Office (EPO) today announced the formal launch of the Cooperative Patent ...

The EPO and USPTO have launched a new patent classification system, called the Cooperative Patent Classification (CPC), as part of efforts to harmonise patent procedures globally The CPC is effective ...

The Chinese State Intellectual Property Office (SIPO) on Tuesday signed an agreement to start using the same patent classification system as adopted by the E.U. and U.S. patent authorities in January, ...

The CPC is compatible with the International Patent Classification (IPC), used by WIPO and many national offices, but comprises some 250,000 categories making it much more detailed. It came into ...