Opposition · USPTO

Opposition 91307094

OtherUSPTO

Opposition 91307094 at USPTO between e.l.f. Cosmetics, Inc. and Linyi Xinmaiwei Trading Co., Ltd., over the mark ELFINOX, filed May 5, 2026. Status in the office record: other.

View ELFINOXGet this data via the API
Status
Other
Result
Other
Filed
May 5, 2026
Marks involved
6
Parties

Who is involved

The parties as named in the office record.

Opponent

e.l.f. Cosmetics, Inc.

Company trademarks
Respondent

Linyi Xinmaiwei Trading Co., Ltd.

Timeline

How the case has moved

Dates from the USPTO record and the ELFINOX filing.

  1. ELFINOX filed

    Application 99523881 filed at the USPTO.

  2. Opposition filed

    e.l.f. Cosmetics, Inc. started opposition 91307094 at USPTO against ELFINOX.
Marks

Marks involved

1 contested mark, 5 marks the challenger relies on.

MarkRoleApplicationOffice
ELFINOXContested99523881USPTO
E.L.F.Relied on78664823USPTO
E.L.F.Relied on86656853USPTO
E.L.F.ING AMAZINGRelied on88479455USPTO
E.L.F.Relied on90188051USPTO
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_d4225c97-56b2-47df-8560-7fc7aa583b5f
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_d4225c97-56b2-47df-8560-7fc7aa583b5f",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91307094",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-05-05",
  "parties": [
    {
      "name": "e.l.f. Cosmetics, Inc.",
      "role": "opponent"
    },
    {
      "name": "Linyi Xinmaiwei Trading Co., Ltd.",
      "role": "respondent"
    }
  ]
}