Trademark Screentrademarkscreen.com
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USPTO federal register

Is it trademarked?

Is STONEDAR trademarked?

Yes — STONEDAR is a live registered trademark. 1 live mark with the exact name STONEDAR, owned by MATTEL, INC., in class 28.

Live marks with the exact name

Exact wordmark matches in the USPTO federal register, newest filing first.

STONEDARLive · Registered
Serial 99669827 · REGISTERED · Classes 28 (Games / toys / sports) · Owner MATTEL, INC. · Filed 2026-02-25 · Registered 2026-09-15

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

What this means

The live mark sits in class 28 (Games / toys / sports). A live mark in one class is a problem mainly if you sell in that class or a related one — the same word can often coexist in an unrelated class. Check whether any live mark overlaps the classes you sell in.

Classes with a live mark: Class 28 (Games / toys / sports)

Screen your own name

A fast first-pass screen against the USPTO federal register — sound-alikes, look-alikes, and same or related classes, in plain English. Free, no signup.


This is a screen, not a clearance opinion — common-law, state, and very recent filings are not covered.

Frequently asked questions

Is STONEDAR trademarked?
Yes — there is 1 live mark with the exact name STONEDAR, and it is registered.
Who owns the STONEDAR trademark?
The live mark is owned by MATTEL, INC..
What classes is STONEDAR trademarked in?
The live marks are in class 28 (Games / toys / sports).
What should I do if I want to use STONEDAR?
Screen the name for your goods first — a live mark in your class is the blocking case — and get a trademark attorney's view before investing in branding. This page is a screen, not a clearance opinion.