SUMITOMO CHEMICAL COMPANY, LIMITED
70 Marks
Other
First Filed:Aug 1, 1949Latest Filed:Feb 17, 2026Address:2-7-1, Nihonbashi, Chuo-ku, Tokyo, 103-6020, JP
Portfolio Overview
Registered
37(53%)Pending
27(39%)Dead
6(9%)Top Classes
Class 1
Industrial Chemicals & AdhesivesClass 5
PharmaceuticalsClass 17
Rubber, Plastics & InsulationTTAB Proceedings
Total Proceedings
1As Plaintiff
0(0%)As Defendant
1(100%)Top Firms
Alprin Law Offices, P.C.(Oct 2025)
35
Fross Zelnick Lehrman & Ziss...(Apr 2021)
3
Muncy, Geissler, Olds & Lowe...(Nov 2020)
2
Psychiatryconnection(Nov 2025)
2
Holland & Hart LLP(Jan 2025)
2
Trademark Activity Timeline(1991 – 2026)
Trademark Portfolio
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