Du Chao

USPTO Trademark & Patent Filings

Trademark applications and grants for Du Chao. Du Chao has 1 trademark applications. The latest application filed is for "FENGIND"

Company Profile

Du Chao
chao du
DU; Chao - Sunnyvale CA
DU; Chao - Chengdu CN
DU; Chao - Shanghai CN
DU; CHAO - SUNNYVALE CA
Du; Chao - Sunnyvale CA
Du; Chao - Shantou N/A CN
Du; Chao - Chengdu CN
Du; Chao - Shanghai CN

Entity Type	INDIVIDUAL
Address	Eleven groups of Yantian Village, Jiashi Town, Yanhe Tujia Autonomous County, Guizhou Province CHINA 565300

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks Patents

Patent Applications

Patent Application	Date
METHODS AND APPARATUS FOR PASSIVATING A TARGET 20220307126 - 17/838805 DU; Chao ; et al.	2022-09-29
METHODS AND APPARATUS FOR PASSIVATING A TARGET 20210317568 - 16/846505 DU; Chao ; et al.	2021-10-14
OPTICAL TRANSMITTER AND/OR RECEIVER INCLUDING AN EMI FILTER, AND METHODS OF USING THE SAME 20210167865 - 16/066267 YI; Li ; et al.	2021-06-03
ELECTRICAL POWER TRANSMISSION AND OUTLET SYSTEM 20200274306 - 16/851128 ZHU; Wenting ; et al.	2020-08-27
METHODS OF CLEANING AN OXIDE LAYER IN A FILM STACK TO ELIMINATE ARCING DURING DOWNSTREAM PROCESSING 20200203144 - 16/370399 DU; CHAO ; et al.	2020-06-25
Physical vapor deposition (PVD) chamber with reduced arcing 11,393,665 - 16/285,043 Du , et al. July 19, 2	2022-07-19
Drone controller D934,958 - D/701,825 Du November 2, 2	2021-11-02
Optical transmitter and/or receiver including an EMI filter, and methods of using the same 11,165,507 - 16/066,267 Yi , et al. November 2, 2	2021-11-02
Drone controller D934,958 - D/701,825 Du November 2, 2	2021-11-02
Electrical power transmission and outlet system 11,018,466 - 16/851,128 Zhu , et al. May 25, 2	2021-05-25

Patent Grants & Applications

Trademark Applications

Mark Image Registration \| Serial	Trademark Application Date
"FENGIND" 97818713	FENGIND 2023-03-01

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