Opposition · USPTO

Opposition 91308380

OtherUSPTO

Opposition 91308380 at USPTO between Solvay and Xin Li, over the mark SOLVIQ, filed Jun 25, 2026. Status in the office record: other.

View SOLVIQGet this data via the API
Status
Other
Result
Other
Filed
Jun 25, 2026
Marks involved
2
Parties

Who is involved

The parties as named in the office record.

Opponent

Solvay

Company trademarks
Respondent

Xin Li

Timeline

How the case has moved

Dates from the USPTO record and the SOLVIQ filing.

  1. SOLVIQ filed

    Application 99567812 filed at the USPTO.

  2. Opposition filed

    Solvay started opposition 91308380 at USPTO against SOLVIQ.
Marks

Marks involved

1 contested mark, 1 mark the challenger relies on.

MarkRoleApplicationOffice
SOLVIQContested99567812USPTO
SOLVAYRelied on79134531USPTO
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_4a7356fe-2b22-4f73-b27a-c5dedcbab87f
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_4a7356fe-2b22-4f73-b27a-c5dedcbab87f",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91308380",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-06-25",
  "parties": [
    {
      "name": "Solvay",
      "role": "opponent"
    },
    {
      "name": "Xin Li",
      "role": "respondent"
    }
  ]
}