Epistar Files US Patent Lawsuit Against Lowes

Complaint alleges that Kichler Lighting’s LED filament bulbs and Utilitech’s LED bulbs infringe Epistar patents 

Taiwanese LED firm Epistar has filed a patent infringement lawsuit against Lowe’s Companies and Lowe’s Home Centers in the US District Court for the Central District of California on April 28, 2017.

The complaint asserts that Kichler Lighting’s LED filament bulbs and Utilitech’s LED bulbs sold by Lowe’s infringe several Epistar patents and seeks injunctive relief to halt further sale of the infringing products.

Epistar’s complaint alleges that the Kichler Lighting’s LED filament bulbs such as the Kichler Lighting 60 W Equivalent Dimmable Soft White A15 LED Decorative Light Bulb (P/N: YGA16A08-A15C-CL-5W) infringe one or more claims of Epistar’s US Patent Numbers 6,346,771, titled ‘High Power LED Lamp’;  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’; 8,492,780, titled ‘Light-Emitting Device And Manufacturing Method Thereof’;  and 8,587,020, titled ‘LED Lamp’.

Epistar’s complaint also alleges that the Utilitech’s LED bulbs such as the Utilitech 60 W Equivalent Warm White A19 LED Light Fixture Light Bulb (P/N: YGA03A41-A19-9W-830) infringe one or more claims of Epistar’s US Patent Numbers 8,492,780, titled ‘Light-Emitting Device And Manufacturing Method Thereof’;  and 8,587,020, titled ‘LED Lamp’.

Epistar has a patent portfolio consisting of over 4000 issued patents and pending patent applications.