MITSUBISHI chemical and intematix phosphors patent war new progress: the latter request was dismissed

MITSUBISHI Chemical Corporation (Headquarters: Tokyo Chiyoda, President: more Zhiren, hereinafter referred to as "MCC") and the national research and Development Corporation material and materials research institutions (Ibaraki County, Tsukuba City, chairman of the board of directors: Hashimoto Kazuhito, hereinafter referred to as "NIMS") announced on the United States, Intel China photoelectric (Suzhou) Co. Ltd. (English translation: IntematixSuzhou lighting Co., Ltd., hereinafter referred to as "intematix photonics company") Chinese patent in November 2, 2016 for MCC and NIMS are widely used in the common red fluorescent powder of LED (Chinese patent No. ZL 201110066517.7, hereinafter referred to as "the patent" (Note 1) declared invalid) request to put forward the Patent Reexamination Board in May 10, 2017, has received the review decision, the committee rejected all the intematix photonics company claims to maintain the patent is Effect of.

This patent is widely covered, commonly known as the CASN SCASN or 1113 phosphors (Note 2) a red phosphor nitride and use it, LED lighting device and LCD backlight of the basic patent in a group. CASN and SCASN fluorescent powder because of its high brightness and reliability, is the most widely used red fluorescent powder to LED, our company manufacturing the red fluorescent powder sales, got LED manufacturers support and praise.

In addition, MCC in January 23, 2015, the American intematix (IntematixCorporation) and intematix Photonics (Suzhou) Co., Ltd. in Shenzhen, China vendors case bright optoelectronics Co. Ltd. (English translation: GrandLux Optoelectronic Co., Ltd. Intematix, Corporation in Chinese sales agents) the three companies, in violation of the patent on the grounds. Filed a lawsuit to Shenzhen City Intermediate People's court, asking them to stop infringement tort in products such as fluorescent powder China production and sales, and put forward a claim for damages. Although the patent infringement litigation is pending, but because of the Patent Reexamination Board acknowledges the validity of the patent litigation, I believe the future is likely to accelerate the trial.

The decision in accordance with the law once again recognized effective for many years in China actively carry out investment and business activities of the MCC is very important intellectual property, MCC will continue for the healthy development of the fluorescent powder industry and keeping good order to contribute. In the future, such as a patent infringement of the company, MCC will take appropriate measures in accordance with the law, will not be tolerated.

(Note 1) in addition to the patent Chinese outside the continent, in Japan, United States, South Korea and Taiwan area Chinese authorized. In addition to this patent, MCC also holds CASN and SCASN fluorescent powder other patent related.

(2) CASN, or SCASN 1113 fluorescent powder is by CaAlSiN3:Eu, (Sr, Ca) AlSiN3:Eu phosphor as basic composition.

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