Opposition · USPTO

Opposition 91304289

OtherUSPTO

Opposition 91304289 at USPTO between PRL USA Holdings, Inc. and YanHui Cai, over the mark POLC, filed Jan 7, 2026. Status in the office record: other.

View POLCGet this data via the API
Status
Other
Result
Other
Filed
Jan 7, 2026
Marks involved
5
Parties

Who is involved

The parties as named in the office record.

Opponent

PRL USA Holdings, Inc.

Respondent

YanHui Cai

Timeline

How the case has moved

Dates from the USPTO record and the POLC filing.

  1. POLC filed

    Application 99006651 filed at the USPTO.

  2. Opposition filed

    PRL USA Holdings, Inc. started opposition 91304289 at USPTO against POLC.
Marks

Marks involved

1 contested mark, 4 marks the challenger relies on.

MarkRoleApplicationOffice
POLCContested99006651USPTO
POLO SPORTRelied on78187389USPTO
POLO SPORT RALPH LAURENRelied on86710421USPTO
POLORelied on87692010USPTO
POLO RALPH LAURENRelied on87692013USPTO
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_493530e1-c723-4213-899b-052aed78202e
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_493530e1-c723-4213-899b-052aed78202e",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304289",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-01-07",
  "parties": [
    {
      "name": "PRL USA Holdings, Inc.",
      "role": "opponent"
    },
    {
      "name": "YanHui Cai",
      "role": "respondent"
    }
  ]
}