Opposition · USPTO

Opposition 91304857

PendingUSPTO

Opposition 91304857 at USPTO between Caterpillar Inc. and Thomas Waas, over the mark UNICAT, filed Jan 28, 2026. Status in the office record: pending.

Status
Pending
Filed
Jan 28, 2026
Marks involved
22
Parties

Who is involved

The parties as named in the office record.

Opponent

Caterpillar Inc.

Company trademarks
Respondent

Thomas Waas

Company trademarks
Timeline

How the case has moved

Dates from the USPTO record and the UNICAT filing.

  1. UNICAT filed

    Application 79398320 filed at the USPTO.
  2. Opposition filed

    Caterpillar Inc. started opposition 91304857 at USPTO against UNICAT.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 21 marks the challenger relies on.

MarkRoleApplicationOffice
UNICATContested79398320USPTO
CATRelied on71575190USPTO
CATRelied on72164427USPTO
CATRelied on72174081USPTO
CATRelied on72452924USPTO
CATRelied on73762371USPTO
CATRelied on75236985USPTO
CATRelied on75830492USPTO
CATRelied on77289081USPTO
CATRelied on77560128USPTO
CATRelied on78981305USPTO
CATRelied on85318067USPTO

+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 /v1/proceedings/{id}
ID=prc_45b397b0-3a71-47e5-bb4c-98ac57a10d2b
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_45b397b0-3a71-47e5-bb4c-98ac57a10d2b",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304857",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-01-28",
  "parties": [
    {
      "name": "Caterpillar Inc.",
      "role": "opponent"
    },
    {
      "name": "Thomas Waas",
      "role": "respondent"
    }
  ]
}