Opposition · USPTO

Opposition 91308804

OtherUSPTO

Opposition 91308804 at USPTO between Chanel, Inc. and Cellcura Sciences, Inc., over the mark CC, filed Jul 13, 2026. Status in the office record: other.

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Status
Other
Result
Other
Filed
Jul 13, 2026
Marks involved
6
Parties

Who is involved

The parties as named in the office record.

Opponent

Chanel, Inc.

Company trademarks
Respondent

Cellcura Sciences, Inc.

Timeline

How the case has moved

Dates from the USPTO record and the CC filing.

  1. CC filed

    Application 99302309 filed at the USPTO.

  2. Opposition filed

    Chanel, Inc. started opposition 91308804 at USPTO against CC.
Marks

Marks involved

1 contested mark, 5 marks the challenger relies on.

MarkRoleApplicationOffice
CCContested99302309USPTO
CCRelied on71205469USPTO
CRelied on71455749USPTO
CCRelied on72212646USPTO
CCRelied on73494775USPTO
CCRelied on86049533USPTO
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_73fb245d-3555-4281-9961-503232b4eaff
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_73fb245d-3555-4281-9961-503232b4eaff",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91308804",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-07-13",
  "parties": [
    {
      "name": "Chanel, Inc.",
      "role": "opponent"
    },
    {
      "name": "Cellcura Sciences, Inc.",
      "role": "respondent"
    }
  ]
}