Opposition · USPTO

Opposition 91309931

PendingUSPTO

Opposition 91309931 at USPTO between Fox Media LLC and Polarfox Co., Ltd., over the mark POLARFOX, filed Aug 26, 2026. Status in the office record: pending.

View POLARFOXGet this data via the API
Status
Pending
Filed
Aug 26, 2026
Marks involved
7
Parties

Who is involved

The parties as named in the office record.

Opponent

Fox Media LLC

Company trademarks
Respondent

Polarfox Co., Ltd.

Timeline

How the case has moved

Dates from the USPTO record and the POLARFOX filing.

  1. POLARFOX filed

    Application 99474909 filed at the USPTO.

  2. Opposition filed

    Fox Media LLC started opposition 91309931 at USPTO against POLARFOX.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 6 marks the challenger relies on.

MarkRoleApplicationOffice
POLARFOXContested99474909USPTO
FOXRelied on74432252USPTO
FOXRelied on75585376USPTO
FOXRelied on87075855USPTO
FOXRelied on87983463USPTO
FOX ENTERTAINMENTRelied on97246681USPTO
FOXRelied on99161309USPTO
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_3fd4f4d3-fc51-434d-a2fd-b768388ffaed
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_3fd4f4d3-fc51-434d-a2fd-b768388ffaed",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91309931",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-08-26",
  "parties": [
    {
      "name": "Fox Media LLC",
      "role": "opponent"
    },
    {
      "name": "Polarfox Co., Ltd.",
      "role": "respondent"
    }
  ]
}