Opposition · USPTO

Opposition 91303719

OtherUSPTO

Opposition 91303719 at USPTO between Under Armour, Inc. and Cao Jianguo, over the mark [Design Mark], filed Dec 12, 2025. Status in the office record: other.

View [Design Mark]Get this data via the API
Status
Other
Result
Other
Filed
Dec 12, 2025
Marks involved
22
Parties

Who is involved

The parties as named in the office record.

Opponent

Under Armour, Inc.

Company trademarks
Respondent

Cao Jianguo

Timeline

How the case has moved

Dates from the USPTO record and the [Design Mark] filing.

  1. [Design Mark] filed

    Application 99010659 filed at the USPTO.

  2. Opposition filed

    Under Armour, Inc. started opposition 91303719 at USPTO against [Design Mark].
Marks

Marks involved

1 contested mark, 21 marks the challenger relies on.

MarkRoleApplicationOffice
[Design mark]Contested99010659USPTO
[Design mark]Relied on75330514USPTO
UA UNDER ARMOURRelied on76157067USPTO
UARelied on76442725USPTO
UA UNDER ARMOURRelied on76561986USPTO
UARelied on76561987USPTO
UARelied on76561988USPTO
UA UNDER ARMOURRelied on76561990USPTO
UARelied on76561992USPTO
UNDER ARMOURRelied on76561993USPTO
UARelied on77194326USPTO
UARelied on77204290USPTO

+10 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_26fb7864-7c37-467b-bee6-d52a4fb88ec9
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_26fb7864-7c37-467b-bee6-d52a4fb88ec9",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91303719",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-12-12",
  "parties": [
    {
      "name": "Under Armour, Inc.",
      "role": "opponent"
    },
    {
      "name": "Cao Jianguo",
      "role": "respondent"
    }
  ]
}