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SOLIDEN trademark opposition, Solidigm vs soliden LLC

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Published April 6th, 2026
Detected April 7th, 2026
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Summary

USPTO Trademark Trial and Appeal Board instituted opposition proceeding TTAB91306373 where Solidigm Inc. opposes soliden LLC's trademark application for SOLIDEN. The opposition was filed and the filing fee was received on April 6, 2026. This administrative proceeding will determine whether soliden LLC may register the SOLIDEN trademark.

What changed

Solidigm Inc. filed a trademark opposition proceeding against soliden LLC before the USPTO Trademark Trial and Appeal Board, challenging the registration of the SOLIDEN trademark. The opposition was formally instituted with the payment of the required filing fee, initiating the administrative adjudication process.

The applicant soliden LLC will need to respond to the opposition according to TTAB procedural rules. Both parties should engage trademark counsel to navigate the opposition proceedings, including potential discovery and testimony periods. Trademark applicants facing opposition face the risk of losing their trademark rights if they fail to respond or prevail in the proceeding.

What to do next

  1. Monitor TTAB proceedings for updates
  2. Respond to notice of opposition if served as applicant

Source document (simplified)

← USPTO TTAB Proceedings

Opposition: SOLIDEN

Opposition TTAB91306373-20260406 Kind: OPP Apr 06, 2026

Abstract

FILED AND FEE
Plaintiff: Solidigm Inc.
Defendant: soliden LLC
Mark at issue: SOLIDEN

Filing Date

2026-04-06

View original document →

Source

Analysis generated by AI. Source diff and links are from the original.

Classification

Agency
USPTO TTAB
Published
April 6th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
TTAB91306373
Docket
TTAB91306373

Who this affects

Applies to
Legal professionals Technology companies
Industry sector
3341 Computer & Electronics Manufacturing
Activity scope
Trademark prosecution Trademark opposition
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Judicial Administration

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