Opposition · USPTO

Opposition 91304775

OtherUSPTO

Opposition 91304775 at USPTO between American Express Marketing & Development Corp and Amexlab, LLC, over the mark AMEXLAB, filed Jan 28, 2026. Status in the office record: other.

View AMEXLABGet this data via the API
Status
Other
Result
Other
Filed
Jan 28, 2026
Marks involved
16
Parties

Who is involved

The parties as named in the office record.

Opponent

American Express Marketing & Development Corp

Company trademarks
Respondent

Amexlab, LLC

Timeline

How the case has moved

Dates from the USPTO record and the AMEXLAB filing.

  1. AMEXLAB filed

    Application 99080058 filed at the USPTO.

  2. Opposition filed

    American Express Marketing & Development Corp started opposition 91304775 at USPTO against AMEXLAB.
Marks

Marks involved

1 contested mark, 15 marks the challenger relies on.

MarkRoleApplicationOffice
AMEXLABContested99080058USPTO
AMEXRelied on73145458USPTO
AMEXRelied on77124402USPTO
AMEX EVERYDAYRelied on86109113USPTO
AMEX ADVANCERelied on87143162USPTO
AM EXRelied on87660929USPTO
AMEX SENDRelied on88603614USPTO
AMEX SPLITRelied on88603617USPTO
AMEXRelied on88847628USPTO
AMEXRelied on88850085USPTO
AMEXRelied on90862176USPTO
AMEX EXPERIENCESRelied on98428844USPTO

+4 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_d982be68-09f3-425d-ad37-986a0cafd4a7
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_d982be68-09f3-425d-ad37-986a0cafd4a7",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304775",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-01-28",
  "parties": [
    {
      "name": "American Express Marketing & Development Corp",
      "role": "opponent"
    },
    {
      "name": "Amexlab, LLC",
      "role": "respondent"
    }
  ]
}