Opposition · USPTO

Opposition 91304577

PendingUSPTO

Opposition 91304577 at USPTO between Nike, Inc. and Symponia Sportswear LLC, over the mark DUNKOLOGIST, filed Jan 20, 2026. Status in the office record: pending.

View DUNKOLOGISTGet this data via the API
Status
Pending
Filed
Jan 20, 2026
Marks involved
2
Parties

Who is involved

The parties as named in the office record.

Opponent

Nike, Inc.

Company trademarks
Respondent

Symponia Sportswear LLC

Timeline

How the case has moved

Dates from the USPTO record and the DUNKOLOGIST filing.

  1. DUNKOLOGIST filed

    Application 99100681 filed at the USPTO.

  2. Opposition filed

    Nike, Inc. started opposition 91304577 at USPTO against DUNKOLOGIST.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 1 mark the challenger relies on.

MarkRoleApplicationOffice
DUNKOLOGISTContested99100681USPTO
DUNKRelied on77705588USPTO
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_6c5cfb42-b6fa-4cda-b52d-1b2726d1cff9
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_6c5cfb42-b6fa-4cda-b52d-1b2726d1cff9",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304577",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-01-20",
  "parties": [
    {
      "name": "Nike, Inc.",
      "role": "opponent"
    },
    {
      "name": "Symponia Sportswear LLC",
      "role": "respondent"
    }
  ]
}