Opposition · USPTO

Opposition 91305231

SuspendedUSPTO

Opposition 91305231 at USPTO between OpenAI OpCo, LLC and LotLinx, Inc., over the mark LOTGPT, filed Feb 13, 2026. Status in the office record: suspended.

View LOTGPTGet this data via the API
Status
Suspended
Filed
Feb 13, 2026
Marks involved
7
Parties

Who is involved

The parties as named in the office record.

Opponent

OpenAI OpCo, LLC

Company trademarks
Respondent

LotLinx, Inc.

Timeline

How the case has moved

Dates from the USPTO record and the LOTGPT filing.

  1. LOTGPT filed

    Application 99260225 filed at the USPTO.

  2. Opposition filed

    OpenAI OpCo, LLC started opposition 91305231 at USPTO against LOTGPT.
  3. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 6 marks the challenger relies on.

MarkRoleApplicationOffice
LOTGPTContested99260225USPTO
GPT-3Relied on90092493USPTO
GPTRelied on97733259USPTO
CHATGPTRelied on97733261USPTO
GPT-4Relied on97836275USPTO
CHATGPTRelied on97928136USPTO
GPT-5Relied on98089548USPTO
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_75e9b667-a78e-4d67-9841-33f5ecbf20ac
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_75e9b667-a78e-4d67-9841-33f5ecbf20ac",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91305231",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2026-02-13",
  "parties": [
    {
      "name": "OpenAI OpCo, LLC",
      "role": "opponent"
    },
    {
      "name": "LotLinx, Inc.",
      "role": "respondent"
    }
  ]
}