Cancellation · USPTO

Cancellation 92092737

SuspendedUSPTO

Cancellation 92092737 at USPTO between Athenium Pharmaceuticals, LLC and Endo Operations Limited, over the mark AUXILIUM, filed Sep 1, 2026. Status in the office record: suspended.

View AUXILIUMGet this data via the API
Status
Suspended
Filed
Sep 1, 2026
Marks involved
6
Parties

Who is involved

The parties as named in the office record.

Petitioner

Athenium Pharmaceuticals, LLC

Respondent

Endo Operations Limited

Company trademarks
Timeline

How the case has moved

Dates from the USPTO record and the AUXILIUM filing.

  1. AUXILIUM filed

    Application 76673677 filed at the USPTO.

  2. AUXILIUM registered

  3. Cancellation filed

    Athenium Pharmaceuticals, LLC started cancellation 92092737 at USPTO against AUXILIUM.
  4. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

1 contested mark, 5 marks the challenger relies on.

MarkRoleApplicationOffice
AUXILIUMContested76673677USPTO
AUXILIARelied on99835524USPTO
AUXXILIARelied on99920816USPTO
AUXXILYARelied on99920820USPTO
AUXILEIARelied on99920821USPTO
AUXXILEIARelied on99920822USPTO
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_ba722069-fe89-42d8-9ee0-60995bc959a1
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_ba722069-fe89-42d8-9ee0-60995bc959a1",
  "object": "proceeding",
  "proceeding_type": "cancellation",
  "proceeding_number": "92092737",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2026-09-01",
  "parties": [
    {
      "name": "Athenium Pharmaceuticals, LLC",
      "role": "petitioner"
    },
    {
      "name": "Endo Operations Limited",
      "role": "respondent"
    }
  ]
}