Opposition · USPTO

Opposition 91300080

OtherUSPTO

Opposition 91300080 at USPTO between Levi Strauss & Co. and Yanbai Hong, over the mark LEVIBIRD, filed Jul 1, 2025. Status in the office record: other.

View LEVIBIRDGet this data via the API
Status
Other
Result
Other
Filed
Jul 1, 2025
Marks involved
11
Parties

Who is involved

The parties as named in the office record.

Opponent

Levi Strauss & Co.

Respondent

Yanbai Hong

Timeline

How the case has moved

Dates from the USPTO record and the LEVIBIRD filing.

  1. LEVIBIRD filed

    Application 98828211 filed at the USPTO.

  2. Opposition filed

    Levi Strauss & Co. started opposition 91300080 at USPTO against LEVIBIRD.
Marks

Marks involved

1 contested mark, 10 marks the challenger relies on.

MarkRoleApplicationOffice
LEVIBIRDContested98828211USPTO
LEVI'SRelied on71248368USPTO
LEVI'SRelied on71638273USPTO
LEVI'SRelied on73120559USPTO
LEVI'SRelied on73180144USPTO
LEVI'SRelied on73210408USPTO
LEVI'SRelied on75493759USPTO
LEVI'S STADIUMRelied on85925608USPTO
LEVI'SRelied on85928026USPTO
LEVI'SRelied on86179939USPTO
LEVI'S PREMIUMRelied on87351805USPTO
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_cb5a1fdf-eae4-4600-b5b5-86d8d3065f44
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_cb5a1fdf-eae4-4600-b5b5-86d8d3065f44",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91300080",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-07-01",
  "parties": [
    {
      "name": "Levi Strauss & Co.",
      "role": "opponent"
    },
    {
      "name": "Yanbai Hong",
      "role": "respondent"
    }
  ]
}