Opposition · USPTO

Opposition 91307095

OtherUSPTO

Opposition 91307095 at USPTO between e.l.f. Cosmetics, Inc. and Xianshen Chen, over the mark ELFSOLEA, filed May 5, 2026. Status in the office record: other.

View ELFSOLEAGet this data via the API
Status
Other
Result
Other
Filed
May 5, 2026
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

e.l.f. Cosmetics, Inc.

Company trademarks
Respondent

Xianshen Chen

Timeline

How the case has moved

Dates from the USPTO record and the ELFSOLEA filing.

  1. ELFSOLEA filed

    Application 99527733 filed at the USPTO.

  2. Opposition filed

    e.l.f. Cosmetics, Inc. started opposition 91307095 at USPTO against ELFSOLEA.
Marks

Marks involved

1 contested mark, 3 marks the challenger relies on.

MarkRoleApplicationOffice
ELFSOLEAContested99527733USPTO
E.L.F.Relied on78664823USPTO
E.L.F.Relied on86656853USPTO
E.L.F. SKINRelied on90392610USPTO
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_a77c99ae-dde4-4321-bc24-1e05c85a5728
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_a77c99ae-dde4-4321-bc24-1e05c85a5728",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91307095",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-05-05",
  "parties": [
    {
      "name": "e.l.f. Cosmetics, Inc.",
      "role": "opponent"
    },
    {
      "name": "Xianshen Chen",
      "role": "respondent"
    }
  ]
}