TTAB Opposition Decision - AMPCUBFOX
Summary
The USPTO's Trademark Trial and Appeal Board (TTAB) issued a default judgment in opposition case TTAB91304263 concerning the mark AMPCUBFOX. The plaintiff is TE Connectivity Solutions GmbH, and the defendant is Yong Fu. The decision was issued on March 18, 2026.
What changed
The Trademark Trial and Appeal Board (TTAB) has issued a Notice of Default and a decision in opposition case TTAB91304263, involving the trademark AMPCUBFOX. The plaintiff, TE Connectivity Solutions GmbH, sought to oppose the registration of this mark by the defendant, Yong Fu. As the defendant failed to respond, the TTAB has entered a default judgment against them, effectively ruling in favor of the plaintiff.
This decision signifies a loss for Yong Fu in their attempt to register the AMPCUBFOX mark. Legal professionals involved in trademark opposition proceedings should note the implications of default judgments, which can lead to the cancellation or denial of a trademark application. While no specific compliance deadline is mentioned for external parties, this ruling impacts the intellectual property rights of the involved parties and serves as a reminder of the importance of timely responses in TTAB proceedings.
What to do next
- Review TTAB default judgment procedures for potential application to ongoing cases.
- Ensure timely responses to all TTAB filings to avoid default judgments.
Penalties
Default judgment entered against the defendant, likely resulting in the denial or cancellation of the trademark application.
Source document (simplified)
Opposition: AMPCUBFOX
Opposition TTAB91304263-20260318 Kind: OPP Mar 18, 2026
Abstract
NOTICE OF DEFAULT
Plaintiff: TE CONNECTIVITY SOLUTIONS GMBH
Defendant: Yong Fu
Mark at issue: AMPCUBFOX
Filing Date
2026-01-06
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