Epistar Corporation filed a patent infringement lawsuit against All Star Lighting Supplies, Inc., d/b/a Luxrite in the United States District Court for the District of New Jersey on October 13, 2017. The complaint asserts that Luxrite’s LED filament bulbs infringe eight Epistar patents and seeks injunctive relief to halt further sale of the infringing products.

(Image: LEDinside)

Epistar’s complaint alleges that the Luxrite’s LED filament bulbs such as the LR21205 Light Bulbs (P/N: LED4EFC/CL/27K) infringe one or more claims of Epistar’s U.S. Patent Numbers 7,355,208, titled “Nitride-Based Semiconductor Element And Method Of Forming Nitride-Based Semiconductor,” 7,489,068, titled “Light Emitting Device,” 7,560,738, titled “Light-Emitting Diode Array Having An Adhesive Layer,” 8,791,467, titled “Light Emitting Diode And Method Of Making The Same,” 9,065,022, titled, “Light Emitting Apparatus,” 9,257,604, titled “Light-Emitting Device Having A Patterned Surface,” 9,488,321, titled “Illumination Device With Inclined Light Emitting Element Disposed On A Transparent Substrate,” and 9,664,340, titled “Light Emitting Device.”

Epistar has invested millions of dollars in the research and development of LED technologies that lead to a world-class patent portfolio consisting of over 4000 issued patents and pending patent applications.  This investment has laid the foundation of LED filament (bulb) and/or LED bulb technologies that have empowered the world class products for many  to come to enjoy.  With its investments in research and development, Epistar is able to provide state-of-the-art products and solutions for ever-growing global consumers. 

Epistar patents protect the company's research and development efforts, and cover the fundamental technologies invented by Epistar engineers. The filing of the complaint against All Star Lighting Supplies is an action to protect Epistar’s efforts in research and development and to preserve its patent rights.