Opposition · USPTO

Opposition 91309408

SuspendedUSPTO

Opposition 91309408 at USPTO between David L. Clark and Negro Leagues Baseball Museum, Inc., over the mark ◦ INDIANAPOLIS ◦ CLOWNS, filed Aug 5, 2026. Status in the office record: suspended.

View ◦ INDIANAPOLIS ◦ CLOWNSGet this data via the API
Status
Suspended
Filed
Aug 5, 2026
Marks involved
1
Parties

Who is involved

The parties as named in the office record.

Opponent

David L. Clark

Respondent

Negro Leagues Baseball Museum, Inc.

Company trademarks
Timeline

How the case has moved

Dates from the USPTO record and the ◦ INDIANAPOLIS ◦ CLOWNS filing.

  1. ◦ INDIANAPOLIS ◦ CLOWNS filed

    Application 99355865 filed at the USPTO.

  2. Opposition filed

    David L. Clark started opposition 91309408 at USPTO against ◦ INDIANAPOLIS ◦ CLOWNS.
  3. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark.

MarkRoleApplicationOffice
◦ INDIANAPOLIS ◦ CLOWNSContested99355865USPTO
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_331b26f4-c0b3-47de-b3ab-d807373dba01
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_331b26f4-c0b3-47de-b3ab-d807373dba01",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91309408",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2026-08-05",
  "parties": [
    {
      "name": "David L. Clark",
      "role": "opponent"
    },
    {
      "name": "Negro Leagues Baseball Museum, Inc.",
      "role": "respondent"
    }
  ]
}