Opposition · USPTO

Opposition 91305597

OtherUSPTO

Opposition 91305597 at USPTO between Home Box Office, Inc. and Aftab Aftab, over the mark HBO, filed Mar 2, 2026. Status in the office record: other.

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Status
Other
Result
Other
Filed
Mar 2, 2026
Marks involved
12
Parties

Who is involved

The parties as named in the office record.

Opponent

Home Box Office, Inc.

Company trademarks
Respondent

Aftab Aftab

Timeline

How the case has moved

Dates from the USPTO record and the HBO filing.

  1. HBO filed

    Application 99148652 filed at the USPTO.

  2. Opposition filed

    Home Box Office, Inc. started opposition 91305597 at USPTO against HBO.
Marks

Marks involved

1 contested mark, 11 marks the challenger relies on.

MarkRoleApplicationOffice
HBOContested99148652USPTO
HBORelied on73008169USPTO
HBORelied on73187088USPTO
HBORelied on73452502USPTO
HBORelied on75249078USPTO
HBORelied on75929796USPTO
HBORelied on76475655USPTO
HBORelied on76475656USPTO
HBORelied on77097120USPTO
HBORelied on85184531USPTO
HBORelied on86129157USPTO
HBORelied on87039274USPTO
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_c108e06b-4c1a-487f-b4b0-0f8e6ea310a4
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_c108e06b-4c1a-487f-b4b0-0f8e6ea310a4",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91305597",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-03-02",
  "parties": [
    {
      "name": "Home Box Office, Inc.",
      "role": "opponent"
    },
    {
      "name": "Aftab Aftab",
      "role": "respondent"
    }
  ]
}