Chen Qinghua
USPTO Trademark & Patent Filings
Trademark applications and grants for Chen Qinghua. Chen Qinghua has 32 trademark applications. The latest application filed is for "YOZBCFV"
- Company Aliases
- Chen Qinghua
- Chen, Qinghua
- Chen,Qinghua
- Qinghua Chen
- qinghua chen
- CHEN; Qinghua - Hefei Anhui
- CHEN; Qinghua - Hunan CN
- Chen; Qinghua - Shenzhen CN
- Chen; Qinghua - Hunan CN
Trademarks Patents
| Patent Application | Date |
|---|---|
| SPRAYER FOR SETTLING DUST OF COAL MINE 20220205360 - 17/619538 YUAN; Liang ; et al. | 2022-06-30 |
| PRE-COMPRESSION TYPE EMERGENCY AIR SPRING ASSEMBLY 20200393014 - 16/337413 NONG; Duomin ; et al. | 2020-12-17 |
| PREPRESSED EMERGENCY AIR SPRING ASSEMBLY 20200217388 - 16/648237 NONG; Duomin ; et al. | 2020-07-09 |
| EMERGENCY AIR SPRING ASSEMBLY 20200217387 - 16/648234 NONG; Duomin ; et al. | 2020-07-09 |
| OPTICAL SWITCH AND OPTICAL SWITCH ARRAY 20130243372 - 13/603025 Chen; Qinghua ; et al. | 2013-09-19 |
| Notebook computer stand D956,768 - D/763,254 Chen July 5, 2 | 2022-07-05 |
| Notebook computer stand D956,768 - D/763,254 Chen July 5, 2 | 2022-07-05 |
| Prepressed emergency air spring assembly 11,287,007 - 16/648,237 Nong , et al. March 29, 2 | 2022-03-29 |
| Emergency air spring assembly 11,287,006 - 16/648,234 Nong , et al. March 29, 2 | 2022-03-29 |
| Pre-compression type emergency air spring assembly 11,073,189 - 16/337,413 Nong , et al. July 27, 2 | 2021-07-27 |
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