Opposition · USPTO

Opposition 91310496

PendingUSPTO

Opposition 91310496 at USPTO between MLB Professional Development Leagues, LLC, Major League Baseball Properties, Inc. and He's Open Intellectual Holdings, LLC, over the mark NILB, filed Sep 20, 2026. Status in the office record: pending.

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Status
Pending
Filed
Sep 20, 2026
Marks involved
48
Parties

Who is involved

The parties as named in the office record.

Opponent

MLB Professional Development Leagues, LLC, Major League Baseball Properties, Inc.

Respondent

He's Open Intellectual Holdings, LLC

Timeline

How the case has moved

Dates from the USPTO record and the NILB filing.

  1. NILB filed

    Application 99441864 filed at the USPTO.

  2. Opposition filed

    MLB Professional Development Leagues, LLC, Major League Baseball Properties, Inc. started opposition 91310496 at USPTO against NILB.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 47 marks the challenger relies on.

MarkRoleApplicationOffice
NILBContested99441864USPTO
MAJOR LEAGUE BASEBALLRelied on72313470USPTO
MAJOR LEAGUE BASEBALLRelied on72467125USPTO
MAJOR LEAGUE BASEBALLRelied on72467127USPTO
MAJOR LEAGUE BASEBALLRelied on74017412USPTO
MAJOR LEAGUE BASEBALL PRODUCTIONSRelied on74252409USPTO
MINOR LEAGUE BASEBALLRelied on74729676USPTO
MINOR LEAGUE BASEBALLRelied on75928918USPTO
MLBRelied on76121913USPTO
MLBRelied on76121914USPTO
MLBRelied on76121915USPTO
MLBRelied on76127662USPTO

+36 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_44181891-fadb-45df-802e-f165fb5f5693
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_44181891-fadb-45df-802e-f165fb5f5693",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91310496",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-09-20",
  "parties": [
    {
      "name": "MLB Professional Development Leagues, LLC, Major League Baseball Properties, Inc.",
      "role": "opponent"
    },
    {
      "name": "He's Open Intellectual Holdings, LLC",
      "role": "respondent"
    }
  ]
}