Opposition · USPTO

Opposition 91304988

OtherUSPTO

Opposition 91304988 at USPTO between McDonald's Corporation and Zhenkang Cai, over the mark MCFACESUN, filed Feb 4, 2026. Status in the office record: other.

View MCFACESUNGet this data via the API
Status
Other
Result
Other
Filed
Feb 4, 2026
Marks involved
14
Parties

Who is involved

The parties as named in the office record.

Opponent

McDonald's Corporation

Company trademarks
Respondent

Zhenkang Cai

Timeline

How the case has moved

Dates from the USPTO record and the MCFACESUN filing.

  1. MCFACESUN filed

    Application 99017463 filed at the USPTO.

  2. Opposition filed

    McDonald's Corporation started opposition 91304988 at USPTO against MCFACESUN.
Marks

Marks involved

1 contested mark, 13 marks the challenger relies on.

MarkRoleApplicationOffice
MCFACESUNContested99017463USPTO
MCDONALD'SRelied on72119302USPTO
MC CHICKENRelied on73076294USPTO
MCRIBRelied on73369229USPTO
MC DOUBLERelied on73370485USPTO
MCDONALDSRelied on73397249USPTO
MCDONALDSRelied on73397665USPTO
MCMUFFINRelied on73537686USPTO
MCFLURRYRelied on75408400USPTO
MCNUGGETRelied on77822521USPTO
MCDONALD'S ALL AMERICANRelied on78135408USPTO
MCCAFERelied on78827644USPTO

+2 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_4e7421e8-9247-4e39-a29c-136430f6b300
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_4e7421e8-9247-4e39-a29c-136430f6b300",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304988",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-02-04",
  "parties": [
    {
      "name": "McDonald's Corporation",
      "role": "opponent"
    },
    {
      "name": "Zhenkang Cai",
      "role": "respondent"
    }
  ]
}