j8好大好硬好爽视频,久久久女人与动物群交毛片,精品伊人久久久大香线蕉天堂,亚洲怡红院频在线视频

Shanghai Hejin Intellectual Property Law Firm (Limited Liability Partnership) was established in 2016. The firm's main business covers patent services, trademark services, services for applications for science & technology projects and intellectual property projects.

The patent services include patent application, request for reduction of patent-related fees, request for substantive examination, rectification of application documents, response to office actions, request for patent priority examination, patent maintenance, handling of all kinds of copies of patents, alteration and transfer of patent, record-filing of patent licensing contracts, request for patent reexamination and request for patent invalidation, etc.

Trademark services include trademark inquiry, trademark registration, trademark extension, trademark transfer, trademark opposition, litigation, etc.

Services for applications for science & technology projects and intellectual property projects include high-tech enterprises and enterprise intellectual property management standards (enterprise standards implementation).