Opposition · USPTO

Opposition 91304958

SuspendedUSPTO

Opposition 91304958 at USPTO between Hiro Systems PBC and The Linux Foundation, over the mark HIERO, filed Feb 4, 2026. Status in the office record: suspended.

View HIEROGet this data via the API
Status
Suspended
Filed
Feb 4, 2026
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

Hiro Systems PBC

Respondent

The Linux Foundation

Company trademarks
Timeline

How the case has moved

Dates from the USPTO record and the HIERO filing.

  1. HIERO filed

    Application 98746062 filed at the USPTO.

  2. Opposition filed

    Hiro Systems PBC started opposition 91304958 at USPTO against HIERO.
  3. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

2 contested marks, 2 marks the challenger relies on.

MarkRoleApplicationOffice
HIEROContested98746062USPTO
HIEROContested98746080USPTO
HIRORelied on90118836USPTO
HIRORelied on90978198USPTO
API

Get this data via the API

Every fact on this page comes from the Signa API. Track oppositions and cancellations on any mark with one request.

  • GET/v1/proceedings/{id}

    Parties, dates, outcome and every mark in the case

  • GET/v1/proceedings?trademark_id={trademark_id}

    Every proceeding on a mark

Get API keyView docs
GET /v1/proceedings/{id}
ID=prc_6a0d053c-6d87-4059-b91e-1db9555bb445
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_6a0d053c-6d87-4059-b91e-1db9555bb445",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304958",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2026-02-04",
  "parties": [
    {
      "name": "Hiro Systems PBC",
      "role": "opponent"
    },
    {
      "name": "The Linux Foundation",
      "role": "respondent"
    }
  ]
}