Opposition · USPTO

Opposition 91299170

OtherUSPTO

Opposition 91299170 at USPTO between e.l.f. Cosmetics, Inc. and Zhengyang Tan, over the mark COLORELF, filed May 22, 2025. Status in the office record: other.

View COLORELFGet this data via the API
Status
Other
Result
Other
Filed
May 22, 2025
Marks involved
10
Parties

Who is involved

The parties as named in the office record.

Opponent

e.l.f. Cosmetics, Inc.

Company trademarks
Respondent

Zhengyang Tan

Timeline

How the case has moved

Dates from the USPTO record and the COLORELF filing.

  1. COLORELF filed

    Application 98805647 filed at the USPTO.

  2. Opposition filed

    e.l.f. Cosmetics, Inc. started opposition 91299170 at USPTO against COLORELF.
Marks

Marks involved

1 contested mark, 9 marks the challenger relies on.

MarkRoleApplicationOffice
COLORELFContested98805647USPTO
E.L.F.Relied on78664823USPTO
E.L.F. EYES LIPS FACERelied on85325813USPTO
E.L.F.Relied on86656853USPTO
E.L.F. EYES LIPS FACERelied on86656868USPTO
E.L.F.ING AMAZINGRelied on88479455USPTO
E.L.F.Relied on90188051USPTO
E.L.F. SKINRelied on90392610USPTO
E.L.F. IS FOR EVERY EYE, LIP AND FACERelied on90741742USPTO
E.L.F. SKINRelied on97921107USPTO
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_5ef4327b-1b29-4835-8f6f-30a3bbdbd0f3
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_5ef4327b-1b29-4835-8f6f-30a3bbdbd0f3",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91299170",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-05-22",
  "parties": [
    {
      "name": "e.l.f. Cosmetics, Inc.",
      "role": "opponent"
    },
    {
      "name": "Zhengyang Tan",
      "role": "respondent"
    }
  ]
}