Opposition · USPTO

Opposition 91305409

OtherUSPTO

Opposition 91305409 at USPTO between Office of the Commissioner of Baseball and Activision Publishing, Inc., over the mark WORLD SERIES OF WARZONE, filed Feb 23, 2026. Status in the office record: other.

View WORLD SERIES OF WARZONEGet this data via the API
Status
Other
Result
Other
Filed
Feb 23, 2026
Marks involved
28
Parties

Who is involved

The parties as named in the office record.

Opponent

Office of the Commissioner of Baseball

Respondent

Activision Publishing, Inc.

Company trademarks
Timeline

How the case has moved

Dates from the USPTO record and the WORLD SERIES OF WARZONE filing.

  1. WORLD SERIES OF WARZONE filed

    Application 90906257 filed at the USPTO.

  2. Opposition filed

    Office of the Commissioner of Baseball started opposition 91305409 at USPTO against WORLD SERIES OF WARZONE.
Marks

Marks involved

1 contested mark, 27 marks the challenger relies on.

MarkRoleApplicationOffice
WORLD SERIES OF WARZONEContested90906257USPTO
WORLD SERIESRelied on73230895USPTO
COLLEGE WORLD SERIESRelied on73578808USPTO
COLLEGE WORLD SERIESRelied on73612701USPTO
COLLEGE WORLD SERIESRelied on73612738USPTO
COLLEGE WORLD SERIESRelied on73612739USPTO
WORLD SERIESRelied on73746394USPTO
WORLD SERIESRelied on73800222USPTO
WOMEN'S COLLEGE WORLD SERIESRelied on74018593USPTO
WORLD SERIESRelied on74322343USPTO
WORLD SERIESRelied on74322344USPTO
WORLD SERIES CHAMPIONSRelied on74461656USPTO

+16 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_6b82f4fc-918e-4d8b-a596-b52f4fce3a39
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_6b82f4fc-918e-4d8b-a596-b52f4fce3a39",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91305409",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-02-23",
  "parties": [
    {
      "name": "Office of the Commissioner of Baseball",
      "role": "opponent"
    },
    {
      "name": "Activision Publishing, Inc.",
      "role": "respondent"
    }
  ]
}