Opposition · USPTO

Opposition 91304805

OtherUSPTO

Opposition 91304805 at USPTO between OpenAI OpCo, LLC and EXO Impact LLC, over the mark ROOFGPT, filed Jan 29, 2026. Status in the office record: other.

View ROOFGPTGet this data via the API
Status
Other
Result
Other
Filed
Jan 29, 2026
Marks involved
7
Parties

Who is involved

The parties as named in the office record.

Opponent

OpenAI OpCo, LLC

Company trademarks
Respondent

EXO Impact LLC

Timeline

How the case has moved

Dates from the USPTO record and the ROOFGPT filing.

  1. ROOFGPT filed

    Application 99269911 filed at the USPTO.

  2. Opposition filed

    OpenAI OpCo, LLC started opposition 91304805 at USPTO against ROOFGPT.
Marks

Marks involved

1 contested mark, 6 marks the challenger relies on.

MarkRoleApplicationOffice
ROOFGPTContested99269911USPTO
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_5ae9a469-4a9e-4423-a702-403cb71aa3f5
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_5ae9a469-4a9e-4423-a702-403cb71aa3f5",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304805",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-01-29",
  "parties": [
    {
      "name": "OpenAI OpCo, LLC",
      "role": "opponent"
    },
    {
      "name": "EXO Impact LLC",
      "role": "respondent"
    }
  ]
}