Duan; Chuanlin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duan; Chuanlin.The latest application filed is for "autonomous cleaning device".
- Duan; Chuanlin - Haidian District CN
- Duan; Chuanlin - Beijing CN
- DUAN; Chuanlin - Shenzhen CN
| Patent | Date |
|---|---|
| Autonomous Cleaning Device App 20220248930 - Li; Xing ; et al. | 2022-08-11 |
| Smart Cleaning System, Autonomous Robot, And Dock Station App 20220175206 - Li; Xing ; et al. | 2022-06-09 |
| Brush Grant D944,479 - Mi , et al. February 22, 2 | 2022-02-22 |
| Brush, Brush Member and Robot App 20210345850 - Duan; Chuanlin ; et al. | 2021-11-11 |
| Side Brush And Intelligent Cleaning Device App 20210228048 - Mi; Chang ; et al. | 2021-07-29 |
| Cleaning robot Grant D919,210 - Mi , et al. May 11, 2 | 2021-05-11 |
| Liquid container, smart cleaning device and smart cleaning system App 20200288934 - LI; Xing ; et al. | 2020-09-17 |
| Base station Grant D867,987 - Mi , et al. Nov | 2019-11-26 |
| Tank Grant D868,408 - Mi , et al. Nov | 2019-11-26 |
| Cleaning pad Grant D868,407 - Mi , et al. Nov | 2019-11-26 |
| Cleaning robot Grant D867,701 - Mi , et al. Nov | 2019-11-19 |
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