Hilde rejected the request of MITSUBISHI chemical red phosphor patent invalid

MITSUBISHI Chemical Corporation (Headquarters: Tokyo Chiyoda, President Shizuka Hiroaki, hereinafter referred to as "MCC") and the national research and Development Corporation material? Materials research institutions (Ibaraki County, Tsukuba City, chairman of the board of directors: Hashimoto Kazuhito, hereinafter referred to as "NIMS") announced on China Yantai Hilde NEW Material Co. Ltd. (English Name: Yantai Shield Advanced MaterialsCo. Ltd., hereinafter referred to as the "Hilde company") in July 2, 2015 to MCC and NIMS shared 3 red glow is widely used in the body of LED Chinese patent (Chinese patent No. ZL200480040967.7, No. ZL200710199440.4 and No. ZL201110066517.7, hereinafter referred to as "the patent" (Note 1)) to put forward invalid announcement request the Patent Reexamination Board, in April 7, 2016 received a review decision, the Committee fully rejected Hilde's proposition dimension The validity of the patent.

The patent covers a wide range of commonly known as CASN, SCASN or 1113 phosphor (Note 2) of the class of phosphor phosphor and the use of its LED, lighting appliances and LCD backlight and other basic patents. CASN and SCASN phosphor because of its high brightness and reliability, is the most widely used in LED red phosphor, the red phosphor manufacturing company sales, the LED manufacturers support and praise.

In addition, MCC in January 23, 2015 by Hilde company violated the patent on the grounds to the Shenzhen City Intermediate People's court proceedings, asked Hilde to stop infringement company controlled phosphor products in Chinese production and sales, and put forward the request for damages. Although the patent infringement litigation is pending, but because of the patent review committee to recognize the validity of the patent, I believe the future of the proceedings may accelerate the trial.

For many years in China actively carry out investment and business activities of the MCC, the decision in accordance with the law once again recognized the effectiveness of its very important intellectual property, MCC will continue for the healthy development of the industry and phosphor in keeping good order to contribute. In the future, if there is a violation of the company's patents, MCC will take appropriate measures in accordance with the law, will not be tolerated.

(Note 1)

In addition to mainland China, the invention is licensed in Japan, the United States, South Korea and Taiwan. In addition to this patent, MCC also holds other patents related to CASN and SCASN phosphors.

(Note 2)

CASN, SCASN or 1113 phosphor is based on CaAlSiN3:Eu, (Sr, Ca) AlSiN3:Eu as the basic composition of the phosphor.

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