Opposition · USPTO

Opposition 91298936

OtherUSPTO

Opposition 91298936 at USPTO between Caterpillar Inc. and Rongping Zhao, over the mark EASTCAT, filed May 13, 2025. Status in the office record: other.

View EASTCATGet this data via the API
Status
Other
Result
Other
Filed
May 13, 2025
Marks involved
50
Parties

Who is involved

The parties as named in the office record.

Opponent

Caterpillar Inc.

Company trademarks
Respondent

Rongping Zhao

Timeline

How the case has moved

Dates from the USPTO record and the EASTCAT filing.

  1. EASTCAT filed

    Application 98753496 filed at the USPTO.

  2. Opposition filed

    Caterpillar Inc. started opposition 91298936 at USPTO against EASTCAT.
Marks

Marks involved

1 contested mark, 49 marks the challenger relies on.

MarkRoleApplicationOffice
EASTCATContested98753496USPTO
CATRelied on71575190USPTO
CATRelied on72299526USPTO
CATRelied on72452924USPTO
CATRelied on73001719USPTO
CATRelied on73392831USPTO
CATRelied on73392835USPTO
CATRelied on73392836USPTO
CATRelied on73762371USPTO
CATRelied on74451720USPTO
CATRelied on75139425USPTO
CATRelied on75205498USPTO

+38 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_46ee6d09-3c4a-4691-b3be-d1aabaee2619
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_46ee6d09-3c4a-4691-b3be-d1aabaee2619",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91298936",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-05-13",
  "parties": [
    {
      "name": "Caterpillar Inc.",
      "role": "opponent"
    },
    {
      "name": "Rongping Zhao",
      "role": "respondent"
    }
  ]
}