2014-04-22

[Update] Dow Corning Defends Critical Chinese Patent for LED Optical Silicone Encapsulants

Last Friday, LEDinside covered a Chinese article that pointed out Dow Corning filed lawsuits against Beijing KMT Technology Co over LED organosilicone glue patent infringment. The patent at stake is actually LED optical silicone encapsulants. The LEDinside editorial team would like to apologize for the misleading terminology translation. For more details on the case, please see Dow Corning’s press release below: 
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2013-09-24

Korean Tribunal Upholds Dow Corning Patent for LED Optical Silicone Encapsulants

Signaling the end of a patent battle lasting for almost three years, Korea’s Intellectual Property Tribunal (IPT) rejected an attempt to invalidate Dow Corning patent 10-976075. The patent is among Dow Corning’s rich intellectual property (IP) portfolio covering the company’s proprietary high refractive index (RI) phenyl-based optical silicone technology, which offers numerous high-value benefits to LED devices. These benefits include improved light output, excellent mechanical protection of LED components and enduring gas barrier properties for enhanced reliability. Handed down by the IPT on August 9, the decision in favor of Dow Corning significantly strengthens its intellectual property position for the technology in Korea, as well as in other key global LED manufacturing centers, including the U.S., Japan, Taiwan, China, Malaysia and Europe.
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