Opposition · USPTO

Opposition 91308676

OtherUSPTO

Opposition 91308676 at USPTO between Ecolab USA Inc. and Yichun Huweijian Trade Co., Ltd., over the mark ECOPURE LAB, filed Jul 8, 2026. Status in the office record: other.

View ECOPURE LABGet this data via the API
Status
Other
Result
Other
Filed
Jul 8, 2026
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

Ecolab USA Inc.

Company trademarks
Respondent

Yichun Huweijian Trade Co., Ltd.

Timeline

How the case has moved

Dates from the USPTO record and the ECOPURE LAB filing.

  1. ECOPURE LAB filed

    Application 99420005 filed at the USPTO.

  2. Opposition filed

    Ecolab USA Inc. started opposition 91308676 at USPTO against ECOPURE LAB.
Marks

Marks involved

1 contested mark, 3 marks the challenger relies on.

MarkRoleApplicationOffice
ECOPURE LABContested99420005USPTO
ECOLABRelied on73629637USPTO
ECOLABRelied on85094508USPTO
ECOLABRelied on85094527USPTO
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_4187b04b-169d-459f-ba3a-3db19c5d457e
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_4187b04b-169d-459f-ba3a-3db19c5d457e",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91308676",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-07-08",
  "parties": [
    {
      "name": "Ecolab USA Inc.",
      "role": "opponent"
    },
    {
      "name": "Yichun Huweijian Trade Co., Ltd.",
      "role": "respondent"
    }
  ]
}