Opposition · USPTO

Opposition 91304543

OtherUSPTO

Opposition 91304543 at USPTO between Levi Strauss & Co. and Leonardo Z Zhong, over the mark ELVLB, filed Jan 16, 2026. Status in the office record: other.

View ELVLBGet this data via the API
Status
Other
Result
Other
Filed
Jan 16, 2026
Marks involved
5
Parties

Who is involved

The parties as named in the office record.

Opponent

Levi Strauss & Co.

Respondent

Leonardo Z Zhong

Timeline

How the case has moved

Dates from the USPTO record and the ELVLB filing.

  1. ELVLB filed

    Application 99062553 filed at the USPTO.

  2. Opposition filed

    Levi Strauss & Co. started opposition 91304543 at USPTO against ELVLB.
Marks

Marks involved

1 contested mark, 4 marks the challenger relies on.

MarkRoleApplicationOffice
ELVLBContested99062553USPTO
LEVI'SRelied on72257497USPTO
[Design mark]Relied on73176009USPTO
LEVI'SRelied on75449347USPTO
LEVI'SRelied on88061912USPTO
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_a6a8b40e-04ca-481e-b251-40ca87f07dd8
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_a6a8b40e-04ca-481e-b251-40ca87f07dd8",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304543",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-01-16",
  "parties": [
    {
      "name": "Levi Strauss & Co.",
      "role": "opponent"
    },
    {
      "name": "Leonardo Z Zhong",
      "role": "respondent"
    }
  ]
}