Opposition · USPTO

Opposition 91311153

PendingUSPTO

Opposition 91311153 at USPTO between Undefeated, Inc. and Atlas IP Holdings, LLC, over the mark THE UNDEFEATED, filed Oct 14, 2026. Status in the office record: pending.

View THE UNDEFEATEDGet this data via the API
Status
Pending
Filed
Oct 14, 2026
Marks involved
19
Parties

Who is involved

The parties as named in the office record.

Opponent

Undefeated, Inc.

Respondent

Atlas IP Holdings, LLC

Timeline

How the case has moved

Dates from the USPTO record and the THE UNDEFEATED filing.

  1. THE UNDEFEATED filed

    Application 98816036 filed at the USPTO.

  2. Opposition filed

    Undefeated, Inc. started opposition 91311153 at USPTO against THE UNDEFEATED.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 18 marks the challenger relies on.

MarkRoleApplicationOffice
THE UNDEFEATEDContested98816036USPTO
UNDEFEATEDRelied on76366232USPTO
UNDEFEATEDRelied on77132373USPTO
UNDEFEATEDRelied on78559308USPTO
UNDEFEATEDRelied on78861817USPTO
UNDEFEATEDRelied on85734607USPTO
UNDEFEATEDRelied on85734613USPTO
UNDEFEATEDRelied on85734618USPTO
UNDEFEATEDRelied on85735363USPTO
UNDEFEATEDRelied on85735441USPTO
UNDEFEATEDRelied on85735482USPTO
UNDEFEATEDRelied on85735499USPTO

+7 more marks in this case

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_2c5fb268-315c-4230-a07c-5c04301637ba
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_2c5fb268-315c-4230-a07c-5c04301637ba",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91311153",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-10-14",
  "parties": [
    {
      "name": "Undefeated, Inc.",
      "role": "opponent"
    },
    {
      "name": "Atlas IP Holdings, LLC",
      "role": "respondent"
    }
  ]
}