IP Library › Granted Patent US 1,098,548
Granted Patent S1
US 1,098,548 · App. 29/947,594 · Granted Oct 14, 2025

Emergency light tube

Inventors: Jianjun Ke (Shenzhen, CN); Yuyang Zhang (Shenzhen, CN); Qiu Feng (Shenzhen, CN)
Assignee: SHENZHEN BILLDA TECHNOLOGY CO., LTD
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Quick Facts
Patent No.
US 1,098,548
App. No.
29/947,594
Granted
Oct 14, 2025
Kind
S1
Claims (1)

The ornamental design for an emergency light tube, as shown and described.

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Dephen Emergency T8 LED Tube, first available Mar. 6, 2025, amazon.com, [online], [site visited Jun. 24, 2025], Available from internet URL: https://www.amazon.com/Emergency-Aluminium-Integrate-Commercial-UL-Listed/dp/B… [cited by examiner]