Opposition · USPTO

Opposition 91301446

SuspendedUSPTO

Opposition 91301446 at USPTO between Sanofi and Sankofi Health, LLC, over the mark SANKOFI HEALTH, filed Sep 3, 2025. Status in the office record: suspended.

View SANKOFI HEALTHGet this data via the API
Status
Suspended
Filed
Sep 3, 2025
Marks involved
4
Parties

Who is involved

The parties as named in the office record.

Opponent

Sanofi

Company trademarks
Respondent

Sankofi Health, LLC

Timeline

How the case has moved

Dates from the USPTO record and the SANKOFI HEALTH filing.

  1. SANKOFI HEALTH filed

    Application 98884593 filed at the USPTO.

  2. Opposition filed

    Sanofi started opposition 91301446 at USPTO against SANKOFI HEALTH.
  3. Next

    Suspended

    No decision is recorded at USPTO yet.
Marks

Marks involved

3 contested marks, 1 mark the challenger relies on.

MarkRoleApplicationOffice
SANKOFI HEALTHContested98884593USPTO
SANKOFIContested98884953USPTO
SANKOFI HEALTHContested98885404USPTO
SANOFIRelied on85396658USPTO
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_abd1fcfe-fc5d-4e1f-9321-a180275a4114
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_abd1fcfe-fc5d-4e1f-9321-a180275a4114",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91301446",
  "status": "suspended",
  "office_code": "US",
  "filed_date": "2025-09-03",
  "parties": [
    {
      "name": "Sanofi",
      "role": "opponent"
    },
    {
      "name": "Sankofi Health, LLC",
      "role": "respondent"
    }
  ]
}