Seikagaku Kogyo Kabushiki Kaisha (Seikagaku Corporation)
67 Marks
Other
First Filed:May 19, 1992Latest Filed:Dec 23, 2025Address:6-1, Marunouchi 1-chome, Tokyo, 100-0005, JP
Portfolio Overview
Registered
21(31%)Pending
1(1%)Dead
45(67%)Previous
1Top Classes
Class 5
PharmaceuticalsClass 10
Medical ApparatusClass 1
Industrial Chemicals & AdhesivesTTAB Proceedings
No litigation activity
Top Firms
Procopio, Cory, Hargreaves &...(Mar 2019)
13
LACKENBACH SIEGEL LLP(Oct 2015)
12
Knobbe, Martens, Olson & Bea...(Jul 2009)
12
Hogan Lovells US LLP(Dec 2025)
9
SUGHRUE MION, PLLC(Oct 2002)
6
Trademark Activity Timeline(1992 – 2025)
Trademark Portfolio
68 results
(current & previous marks)
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