Opposition · USPTO

Opposition 91309892

PendingUSPTO

Opposition 91309892 at USPTO between Anker Innovations Limited and Qinxun Huang, over the mark CANKER, filed Aug 25, 2026. Status in the office record: pending.

View CANKERGet this data via the API
Status
Pending
Filed
Aug 25, 2026
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

Anker Innovations Limited

Company trademarks
Respondent

Qinxun Huang

Timeline

How the case has moved

Dates from the USPTO record and the CANKER filing.

  1. CANKER filed

    Application 99740478 filed at the USPTO.

  2. Opposition filed

    Anker Innovations Limited started opposition 91309892 at USPTO against CANKER.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 3 marks the challenger relies on.

MarkRoleApplicationOffice
CANKERContested99740478USPTO
ANKERRelied on85487231USPTO
ANKERRelied on87428606USPTO
ANKERRelied on88068557USPTO
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_cde47731-637c-4ee7-8f1c-9acbfc685d38
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_cde47731-637c-4ee7-8f1c-9acbfc685d38",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91309892",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-08-25",
  "parties": [
    {
      "name": "Anker Innovations Limited",
      "role": "opponent"
    },
    {
      "name": "Qinxun Huang",
      "role": "respondent"
    }
  ]
}