Trademark Attorney / Law Firm
Zhengyan Chang – Trademark Portfolio
Zhengyan Chang has 2,947 trademark filings recorded with the United States Patent and Trademark Office (USPTO). Of these, 1,828 trademarks are successfully registered — a 86% registration rate, with an additional 813 applications currently pending. The strongest areas of practice include Class 25 (Clothing) and Class 21 (Housewares). Filing activity has been recorded from 2018 through 2025, spanning 7 years.
2,947
Total Trademarks
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Showing of trademarks Trademarks
VOLA
Pending
2025
VOLACLOUD
Pending
2025
MEDRESQ
Registered
2023
YINGLAI
Abandoned
2023
RC REIKI CRYSTAL
Abandoned
2023
LAN WAN SHANG
LAN WAN SHANG
Registered
2023
Serial #97853636
Registered
2023
COOL MEOWING
Registered
2023
KUREEISE
Registered
2023
KUREEISE
Registered
2023
K
Registered
2023
K
Registered
2023
S7
Abandoned
2023