Opposition · USPTO

Opposition 91309379

PendingUSPTO

Opposition 91309379 at USPTO between Enterprise Holdings, Inc. and Center For Resource Solutions, over the mark E GREEN-E CERTIFIED, filed Aug 5, 2026. Status in the office record: pending.

View E GREEN-E CERTIFIEDGet this data via the API
Status
Pending
Filed
Aug 5, 2026
Marks involved
9
Parties

Who is involved

The parties as named in the office record.

Opponent

Enterprise Holdings, Inc.

Company trademarks
Respondent

Center For Resource Solutions

Timeline

How the case has moved

Dates from the USPTO record and the E GREEN-E CERTIFIED filing.

  1. E GREEN-E CERTIFIED filed

    Application 99449171 filed at the USPTO.

  2. Opposition filed

    Enterprise Holdings, Inc. started opposition 91309379 at USPTO against E GREEN-E CERTIFIED.
  3. Next

    Awaiting decision

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 8 marks the challenger relies on.

MarkRoleApplicationOffice
E GREEN-E CERTIFIEDContested99449171USPTO
ERelied on74101749USPTO
ERelied on77681395USPTO
ERelied on78958766USPTO
ERelied on85125599USPTO
ERelied on85125611USPTO
ERelied on86644510USPTO
ERelied on86644545USPTO
ERelied on86795033USPTO
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_92ac6705-29c4-468e-bfb6-f542a3c046f0
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_92ac6705-29c4-468e-bfb6-f542a3c046f0",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91309379",
  "status": "pending",
  "office_code": "US",
  "filed_date": "2026-08-05",
  "parties": [
    {
      "name": "Enterprise Holdings, Inc.",
      "role": "opponent"
    },
    {
      "name": "Center For Resource Solutions",
      "role": "respondent"
    }
  ]
}