Opposition · USPTO

Opposition 91303117

OtherUSPTO

Opposition 91303117 at USPTO between Caterpillar Inc., and Jiahu Wang, over the mark SERTESCAT, filed Nov 14, 2025. Status in the office record: other.

View SERTESCATGet this data via the API
Status
Other
Result
Other
Filed
Nov 14, 2025
Marks involved
9
Parties

Who is involved

The parties as named in the office record.

Opponent

Caterpillar Inc.,

Company trademarks
Respondent

Jiahu Wang

Timeline

How the case has moved

Dates from the USPTO record and the SERTESCAT filing.

  1. SERTESCAT filed

    Application 99139418 filed at the USPTO.

  2. Opposition filed

    Caterpillar Inc., started opposition 91303117 at USPTO against SERTESCAT.
Marks

Marks involved

1 contested mark, 8 marks the challenger relies on.

MarkRoleApplicationOffice
SERTESCATContested99139418USPTO
CATRelied on71575190USPTO
CATRelied on72452924USPTO
CATRelied on77289081USPTO
CATRelied on78815917USPTO
CATRelied on78981305USPTO
CATRelied on86976330USPTO
CATRelied on88080934USPTO
CATRelied on88080972USPTO
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_77d1a3e7-8b53-4ccf-98e8-aaaeeb77b249
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_77d1a3e7-8b53-4ccf-98e8-aaaeeb77b249",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91303117",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-11-14",
  "parties": [
    {
      "name": "Caterpillar Inc.,",
      "role": "opponent"
    },
    {
      "name": "Jiahu Wang",
      "role": "respondent"
    }
  ]
}