USPTO trademark record

ACHEMBLOCK ADVANCED CHEMBLOCKS INC

Live registered mark · Owner Hongwang Du · Classes 1, 35, 42

Mark details

Owner: Hongwang Du
Serial number: 90371097
Registration number: 6573245
Status: REGISTERED
Classes: 1 (Chemicals), 35 (Advertising / retail / business services), 42 (Software / tech services (SaaS, design, hosting))
Filed: 2020-12-10
Registered: 2021-11-30
Goods / services: Chemicals used in industry; On-line wholesale and retail store services featuring chemicals, chemical building blocks, and reference compounds products; Chemical analysis; Chemical engineering; Chemi…

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

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