Opposition · USPTO

Opposition 91309964

PendingUSPTO

Opposition 91309964 at USPTO between McDonald’s Corporation and Liang Jiayi, over the mark MKPOWER, filed Aug 27, 2026. Status in the office record: pending.

View MKPOWERGet this data via the API
Status
Pending
Filed
Aug 27, 2026
Marks involved
18
Parties

Who is involved

The parties as named in the office record.

Opponent

McDonald’s Corporation

Company trademarks
Respondent

Liang Jiayi

Timeline

How the case has moved

Dates from the USPTO record and the MKPOWER filing.

  1. MKPOWER filed

    Application 99815841 filed at the USPTO.

  2. Opposition filed

    McDonald’s Corporation started opposition 91309964 at USPTO against MKPOWER.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 17 marks the challenger relies on.

MarkRoleApplicationOffice
MKPOWERContested99815841USPTO
MCDONALD'SRelied on72119302USPTO
MC CHICKENRelied on73076294USPTO
MC DOUBLERelied on73370485USPTO
MCDONALDSRelied on73397249USPTO
MCDONALDSRelied on73397665USPTO
MCMUFFINRelied on73537686USPTO
MCDONALDS.COMRelied on74636671USPTO
MCFLURRYRelied on75408400USPTO
MCNUGGETRelied on77822521USPTO
MCGRIDDLESRelied on78115190USPTO
MCDONALD'S ALL AMERICANRelied on78135408USPTO

+6 more marks in this case

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_f056d083-c56e-486b-b810-d5d8aa08df68
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_f056d083-c56e-486b-b810-d5d8aa08df68",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91309964",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-08-27",
  "parties": [
    {
      "name": "McDonald’s Corporation",
      "role": "opponent"
    },
    {
      "name": "Liang Jiayi",
      "role": "respondent"
    }
  ]
}