Opposition · USPTO

Opposition 91307297

OtherUSPTO

Opposition 91307297 at USPTO between Chums, Inc. and Xinyu Hu, over the mark UNIQCHUM, filed May 13, 2026. Status in the office record: other.

View UNIQCHUMGet this data via the API
Status
Other
Result
Other
Filed
May 13, 2026
Marks involved
16
Parties

Who is involved

The parties as named in the office record.

Opponent

Chums, Inc.

Respondent

Xinyu Hu

Timeline

How the case has moved

Dates from the USPTO record and the UNIQCHUM filing.

  1. UNIQCHUM filed

    Application 99503729 filed at the USPTO.

  2. Opposition filed

    Chums, Inc. started opposition 91307297 at USPTO against UNIQCHUM.
Marks

Marks involved

1 contested mark, 15 marks the challenger relies on.

MarkRoleApplicationOffice
UNIQCHUMContested99503729USPTO
CHUMSRelied on73495374USPTO
CHUMSRelied on75550191USPTO
CHUMSRelied on76491631USPTO
CHUMSRelied on85123875USPTO
CHUMSRelied on85123882USPTO
CHUMSRelied on85123885USPTO
CHUMSRelied on85132334USPTO
CHUMSRelied on85545737USPTO
HANG WITH YOUR CHUMSRelied on87170026USPTO
HANG WITH YOUR CHUMSRelied on87170035USPTO
CHUMSRelied on87942899USPTO

+4 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_ae121db5-22b0-4085-b4ba-c3b10f0717eb
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_ae121db5-22b0-4085-b4ba-c3b10f0717eb",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91307297",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-05-13",
  "parties": [
    {
      "name": "Chums, Inc.",
      "role": "opponent"
    },
    {
      "name": "Xinyu Hu",
      "role": "respondent"
    }
  ]
}