ETRI HEVC patent revoked in EPO

On January 24, 2024, the European Patent Office announced the revocation of all claims of EP 3767952. The EP ‘952 patent, owned by the Electronics and Telecommunications Research Institute (ETRI), relates to an apparatus for encoding image data and an apparatus for decoding image data, where the encoding/decoding makes use of motion vector coding for image compression, particularly an inter prediction method. It is related to patents that have been designated essential to the Access Advance patent pool and has also been identified as potentially essential to the Versatile Video Coding (VVC) standard.

Unified is represented by Harry Hutchinson and Owain Summers at HGF Law and by in-house counsel, Jessica L.A. Marks and Roshan Mansinghani.

Ideahub (former ETRI) HEVC Patent Revoked in EPO

On November 22, 2023, the European Patent Office announced the revocation of all claims of EP 3402195. The EP ‘195 patent is currently owned by Ideahub Inc. but was previously owned by the Electronics and Telecommunications Research Institute (ETRI). The EP ‘195 patent involves improving the efficiency of encoding and decoding methods with particular reference to determining quantization parameters for encoding and decoding object blocks such that the quantization parameters are adaptively set according to prevailing or neighboring conditions. It is related to patents that have been declared essential to Access Advance and SISVEL’s AV1 patent pool.

Unified is represented by Harry Hutchinson and Owain Summers at HGF Law and by in-house counsel, Jessica L.A. Marks and Roshan Mansinghani.

Two Chinese ETRI video codec patents held invalid

The Beijing Intellectual Property Court found all claims of two Chinese patents, CN103384333B and CN104219523B, invalid after the patent owner, Electronics and Telecommunications Research Institute (ETRI), filed an appeal. The CN’333 and CN’523 patents are related to patents that are designated essential to the Access Advance (formerly known as HEVC Advance) patent pool as well as SISVEL’s AV1 and VP9 patent pools.

Unified is represented by Tao Chen, Yu Yan, and Peter Zhang at Wei Chixue Law Firm, and the case is managed by in-house counsel, Jessica L.A. Marks and Roshan Mansinghani.

KAIST & ETRI AV1/HEVC Japanese patent opposition successful

On March 14, 2022, the Japanese Patent Office found that the original claims of JP6855419 were obvious in view of the known art. The JP '419 is owned by the Korea Advanced Institute of Science and Technology (KAIST) and the Electronics and Telecommunications Research Institute (ETRI). The JP‘419 patent is related to patents that have been designated essential in both the Access Advance and AV1 pools.

Unified was represented by Yukihiro Takemoto and Toshio Sakai of Ace-ai IP Law Firm in Japan, and by in-house counsel, Roshan Mansinghani and Jessica L.A. Marks.

ETRI/HBNU video codec patent likely invalid

On April 19, 2023, the Patent Trial and Appeal Board (PTAB) instituted trial on all challenged claims in an PGR filed by Unified against U.S. Patent 11,212,553, owned by the Electronics and Telecommunications Research Institute (ETRI) and Hanbat National University Industry-Academic Cooperation Foundation. The ‘553 patent is directed to decoding methods and apparatuses that use intra-prediction to reconstruct an image. The ‘553 patent is a recently issued patent that has been identified as potentially essential to the Versatile Video Coding (VVC) standard.

To read the petition and view the case record, see Unified's Portal.  Unified is represented by Raghav Bajaj, Jonathan Bowser, Destiny Stephenson, and Angela Oliver of Hayes Boone, and by in-house counsel, Jessica L.A. Marks and Roshan Mansinghani.