Opposition · USPTO

Opposition 91307205

OtherUSPTO

Opposition 91307205 at USPTO between Celine and Huiqin Yu, over the mark SELINNA, filed May 11, 2026. Status in the office record: other.

View SELINNAGet this data via the API
Status
Other
Result
Other
Filed
May 11, 2026
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

Celine

Respondent

Huiqin Yu

Timeline

How the case has moved

Dates from the USPTO record and the SELINNA filing.

  1. SELINNA filed

    Application 99484472 filed at the USPTO.

  2. Opposition filed

    Celine started opposition 91307205 at USPTO against SELINNA.
Marks

Marks involved

1 contested mark, 3 marks the challenger relies on.

MarkRoleApplicationOffice
SELINNAContested99484472USPTO
CELINERelied on74136550USPTO
CELINERelied on74149425USPTO
CC CELINERelied on79260177USPTO
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_e11429d4-8ecd-49e3-a413-d8dfe7b9e3b1
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_e11429d4-8ecd-49e3-a413-d8dfe7b9e3b1",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91307205",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-05-11",
  "parties": [
    {
      "name": "CELINE",
      "role": "opponent"
    },
    {
      "name": "Huiqin Yu",
      "role": "respondent"
    }
  ]
}