For the Inventor, By the Inventor

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Shanghai, China

Etern Biopharma (Shanghai) Co., Ltd.

USPTO Granted Patents = 3

EPO Patents = 2

Forward Citations = 3

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6 inventors (with patents filed for the assignee):

Qiangang Zheng (3 out of 6 patents)

Ming Xu (3 out of 10 patents)

Hao Zhuge (3 out of 3 patents)

4. Jing Li (3 out of 90 patents)

5. Qinglong Zeng (2 out of 28 patents)

6. Qinglong Zeng (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12441743 - Spiro aromatic ring compound and use thereof (2025-10-14),

2. 11685748 - Spiro aromatic ring compound and application thereof (2023-06-27),

3. 10844079 - Spiro aromatic ring compound and application thereof (2020-11-24),

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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#559 in Shanghai

#7,260 in China

Shanghai, China

Etern Biopharma (Shanghai) Co., Ltd.

Forward Citations = 3

6 inventors:

Qiangang Zheng (3 out of 6 patents)

Ming Xu (3 out of 10 patents)

Hao Zhuge (3 out of 3 patents)

4. Jing Li (3 out of 90 patents)

5. Qinglong Zeng (2 out of 28 patents)

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