Asahi Kasei Sues Two Chinese Companies for Infringement
Recently, Asahi Kasei Corporation announced that its water-based polycarbonate diol brand "DuoNaiLe™The patent infringement of DURANOL™ in China has been formally filed againstShanghai Intellectual Property CourtFile a lawsuit.
The two companies being sued are Shanghai Songxuan New Materials Co., Ltd. and Huizhou Changlong Chemical Co., Ltd. Asahi Kasei is seeking a court order to enjoin both companies from manufacturing and selling the infringing products and is claiming damages for economic losses.
The company noted that "Duranol™" is a key product of Asahi Kasei in the field of water-based polycarbonate diols, and is part of its polycarbonate diol patent portfolio. Asahi Kasei willIntellectual property is regarded as an important business resource.will resolutely continue to protect its own patent rights.
Historical BackgroundAsahi Kasei once2022File lawsuits against other Chinese companies in the Guangzhou Intellectual Property Court regarding the same patent.Won the case.
Source: World Rubber Network
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