Opposition · USPTO

Opposition 91309708

PendingUSPTO

Opposition 91309708 at USPTO between Mattel, Inc. and James, LaToya L; Stephens, Kennedy L, over the mark MAMA AND KENN, filed Aug 17, 2026. Status in the office record: pending.

View MAMA AND KENNGet this data via the API
Status
Pending
Filed
Aug 17, 2026
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

Mattel, Inc.

Company trademarks
Respondent

James, LaToya L; Stephens, Kennedy L

Timeline

How the case has moved

Dates from the USPTO record and the MAMA AND KENN filing.

  1. MAMA AND KENN filed

    Application 97703305 filed at the USPTO.

  2. Opposition filed

    Mattel, Inc. started opposition 91309708 at USPTO against MAMA AND KENN.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 3 marks the challenger relies on.

MarkRoleApplicationOffice
MAMA AND KENNContested97703305USPTO
KENRelied on72106617USPTO
KENRelied on72183081USPTO
KENRelied on90511478USPTO
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_ac51344e-1fb4-4673-8db6-f47c1f4a6095
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_ac51344e-1fb4-4673-8db6-f47c1f4a6095",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91309708",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-08-17",
  "parties": [
    {
      "name": "MATTEL, INC.",
      "role": "opponent"
    },
    {
      "name": "James, LaToya L; Stephens, Kennedy L",
      "role": "respondent"
    }
  ]
}