Opposition · USPTO

Opposition 91158375

OtherUSPTO

Opposition 91158375 at USPTO between Exxon Mobil Corporation and ImClone Systems Incorporated, over the mark ERBITUX CETUXIMAB, filed Oct 29, 2003. Status in the office record: other.

View ERBITUX CETUXIMABGet this data via the API
Status
Other
Result
Other
Filed
Oct 29, 2003
Marks involved
6
Parties

Who is involved

The parties as named in the office record.

Opponent

Exxon Mobil Corporation

Respondent

ImClone Systems Incorporated

Timeline

How the case has moved

Dates from the USPTO record and the ERBITUX CETUXIMAB filing.

  1. ERBITUX CETUXIMAB filed

    Application 76463019 filed at the USPTO.

  2. Opposition filed

    Exxon Mobil Corporation started opposition 91158375 at USPTO against ERBITUX CETUXIMAB.
Marks

Marks involved

1 contested mark, 5 marks the challenger relies on.

MarkRoleApplicationOffice
ERBITUX CETUXIMABContested76463019USPTO
XXRelied on73549473USPTO
XXRelied on73552203USPTO
XXRelied on73582326USPTO
XXRelied on75275677USPTO
XXRelied on75474257USPTO
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_8ca71b3a-2a35-49a2-9e90-f7aa56fcd244
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_8ca71b3a-2a35-49a2-9e90-f7aa56fcd244",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91158375",
  "status": "other",
  "office_code": "US",
  "filed_date": "2003-10-29",
  "parties": [
    {
      "name": "EXXON MOBIL CORPORATION",
      "role": "opponent"
    },
    {
      "name": "ImClone Systems Incorporated",
      "role": "respondent"
    }
  ]
}