Opposition · USPTO

Opposition 91306059

SuspendedUSPTO

Opposition 91306059 at USPTO between Caterpillar Inc. and SkillCat Inc., over the mark SKILLCAT, filed Mar 23, 2026. Status in the office record: suspended.

View SKILLCATGet this data via the API
Status
Suspended
Filed
Mar 23, 2026
Marks involved
15
Parties

Who is involved

The parties as named in the office record.

Opponent

Caterpillar Inc.

Company trademarks
Respondent

SkillCat Inc.

Timeline

How the case has moved

Dates from the USPTO record and the SKILLCAT filing.

  1. SKILLCAT filed

    Application 99376877 filed at the USPTO.

  2. Opposition filed

    Caterpillar Inc. started opposition 91306059 at USPTO against SKILLCAT.
  3. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

2 contested marks, 13 marks the challenger relies on.

MarkRoleApplicationOffice
SKILLCATContested99376877USPTO
SKILLCATContested99376920USPTO
CATRelied on71575190USPTO
CATRelied on72174081USPTO
CATRelied on75621863USPTO
CATRelied on77289081USPTO
CATRelied on86976331USPTO
CATRelied on86976342USPTO
CATRelied on86976343USPTO
CATRelied on86976345USPTO
CATRelied on88683686USPTO
CATRelied on88683709USPTO

+3 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_6801543b-caf3-49ab-895d-edad7e9262ab
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_6801543b-caf3-49ab-895d-edad7e9262ab",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91306059",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2026-03-23",
  "parties": [
    {
      "name": "Caterpillar Inc.",
      "role": "opponent"
    },
    {
      "name": "SkillCat Inc.",
      "role": "respondent"
    }
  ]
}