Opposition · USPTO

Opposition 91305997

SuspendedUSPTO

Opposition 91305997 at USPTO between PEI Licensing, LLC and Sarah Khan, over the mark SLEEP PENGUIN, filed Mar 18, 2026. Status in the office record: suspended.

View SLEEP PENGUINGet this data via the API
Status
Suspended
Filed
Mar 18, 2026
Marks involved
34
Parties

Who is involved

The parties as named in the office record.

Opponent

PEI Licensing, LLC

Respondent

Sarah Khan

Timeline

How the case has moved

Dates from the USPTO record and the SLEEP PENGUIN filing.

  1. SLEEP PENGUIN filed

    Application 99215114 filed at the USPTO.

  2. Opposition filed

    PEI Licensing, LLC started opposition 91305997 at USPTO against SLEEP PENGUIN.
  3. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 33 marks the challenger relies on.

MarkRoleApplicationOffice
SLEEP PENGUINContested99215114USPTO
[Design mark]Relied on73049330USPTO
PENGUINRelied on76301300USPTO
AN ORIGINAL PENGUIN BY MUNSINGWEARRelied on77139980USPTO
ORIGINAL PENGUIN BY MUNSINGWEARRelied on77373863USPTO
AN ORIGINAL PENGUINRelied on77374580USPTO
[Design mark]Relied on77374640USPTO
[Design mark]Relied on78975440USPTO
[Design mark]Relied on78975441USPTO
ORIGINAL PENGUIN BY MUNSINGWEARRelied on85069700USPTO
AN ORIGINAL PENGUIN BY MUNSINGWEARRelied on85162396USPTO
PENGUINRelied on85162406USPTO

+22 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_ce2112e5-248b-4b18-8d66-c451adc30d99
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_ce2112e5-248b-4b18-8d66-c451adc30d99",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91305997",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2026-03-18",
  "parties": [
    {
      "name": "PEI Licensing, LLC",
      "role": "opponent"
    },
    {
      "name": "Sarah Khan",
      "role": "respondent"
    }
  ]
}