O Trademark

Serial Number: 99526774

O is a trademark filed by Microsoft Corporation on December 3, 2025. The trademark is classified under Class 42 (Computer & Scientific). The application is currently pending registration.

Trademark Classes

Class 42 - Computer & Scientific

Scientific and technological services; industrial analysis and research services

Owner Contact Info

Microsoft Corporation (3,164 trademarks)

One Microsoft Way
Redmond, WA 980526399

Entity Type: 03

Legal Representation

Attorney of Record

April L. Besl

7,936 trademarks filed View all →

Correspondence Address

April L. Besl Dinsmore & Shohl LLP

255 E. 5th Street, Suite 1900

Cincinnati, OH 45202

United States

Trademark Details

Filing Date

December 3, 2025

Registration Date

Not Registered

First Use Anywhere

October 16, 2025

First Use in Commerce

October 16, 2025

Published for Opposition

May 26, 2026

Goods & Services

providing temporary use of on-line non-downloadable software and applications for email, calendaring, and contacts management; providing temporary use of on-line non-downloadable software and applications using artificial intelligence for email, calendaring, and contacts management