Opposition · USPTO

Opposition 91303252

OtherUSPTO

Opposition 91303252 at USPTO between Costco Wholesale Membership, Inc. and Care Future Inc., over the mark @ COSTGO.COM, filed Nov 20, 2025. Status in the office record: other.

View @ COSTGO.COMGet this data via the API
Status
Other
Result
Other
Filed
Nov 20, 2025
Marks involved
50
Parties

Who is involved

The parties as named in the office record.

Opponent

Costco Wholesale Membership, Inc.

Company trademarks
Respondent

Care Future Inc.

Timeline

How the case has moved

Dates from the USPTO record and the @ COSTGO.COM filing.

  1. @ COSTGO.COM filed

    Application 99150439 filed at the USPTO.

  2. Opposition filed

    Costco Wholesale Membership, Inc. started opposition 91303252 at USPTO against @ COSTGO.COM.
Marks

Marks involved

1 contested mark, 49 marks the challenger relies on.

MarkRoleApplicationOffice
@ COSTGO.COMContested99150439USPTO
COSTCO BUSINESS CENTERRelied on75177106USPTO
COSTCO BUSINESS CENTERRelied on75177191USPTO
COSTCO BUSINESS CENTERRelied on75177199USPTO
COSTCO WHOLESALERelied on75251992USPTO
COSTCO WHOLESALERelied on75252260USPTO
COSTCO WHOLESALERelied on75252261USPTO
COSTCO WHOLESALERelied on75252262USPTO
COSTCO WHOLESALERelied on75252264USPTO
COSTCO WHOLESALERelied on75252265USPTO
COSTCO WHOLESALERelied on75252266USPTO
COSTCO CONNECTIONRelied on75294813USPTO

+38 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_4ea9b1bb-b135-487d-b18f-126fbb87a50a
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_4ea9b1bb-b135-487d-b18f-126fbb87a50a",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91303252",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-11-20",
  "parties": [
    {
      "name": "Costco Wholesale Membership, Inc.",
      "role": "opponent"
    },
    {
      "name": "Care Future Inc.",
      "role": "respondent"
    }
  ]
}