Opposition · USPTO

Opposition 91304949

OtherUSPTO

Opposition 91304949 at USPTO between Marshall B. Mathers III and Sydney Anderson, over the mark THE REAL SQUID SHADY, filed Feb 4, 2026. Status in the office record: other.

View THE REAL SQUID SHADYGet this data via the API
Status
Other
Result
Other
Filed
Feb 4, 2026
Marks involved
5
Parties

Who is involved

The parties as named in the office record.

Opponent

Marshall B. Mathers III

Respondent

Sydney Anderson

Timeline

How the case has moved

Dates from the USPTO record and the THE REAL SQUID SHADY filing.

  1. THE REAL SQUID SHADY filed

    Application 99119499 filed at the USPTO.

  2. Opposition filed

    Marshall B. Mathers III started opposition 91304949 at USPTO against THE REAL SQUID SHADY.
Marks

Marks involved

1 contested mark, 4 marks the challenger relies on.

MarkRoleApplicationOffice
THE REAL SQUID SHADYContested99119499USPTO
SHADYRelied on75831719USPTO
SLIM SHADYRelied on76152078USPTO
SLIM SHADYRelied on76181429USPTO
SLIM SHADYRelied on76181431USPTO
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_dd1ab846-6444-4a3c-898f-6c3b01dd8c27
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_dd1ab846-6444-4a3c-898f-6c3b01dd8c27",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304949",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-02-04",
  "parties": [
    {
      "name": "Marshall B. Mathers III",
      "role": "opponent"
    },
    {
      "name": "Sydney Anderson",
      "role": "respondent"
    }
  ]
}