SIEMENS AKTIENGESELLSCHAFT

1,456 Marks

First Filed:Oct 15, 1952Latest Filed:Oct 13, 2025Address:Werner-von-Siemens-Straße 1, München, 80333, DE

Portfolio Overview

Top Classes

Class 9

Electronics, Software & Scientific Equipment

1,022(70%)

Class 42

Software, IT Services & Scientific Research

245(17%)

Class 10

Medical Apparatus

190(13%)

TTAB Proceedings

Total Proceedings

157

As Plaintiff

107(68%)

As Defendant

51(32%)

Top Firms

Trademark Activity Timeline(1980 – 2026)

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