Opposition · USPTO

Opposition 91304028

OtherUSPTO

Opposition 91304028 at USPTO between Slayer Forever, LLC and WellifyHealthInc., over the mark FOUNTAINYOUTH, filed Dec 23, 2025. Status in the office record: other.

View FOUNTAINYOUTHGet this data via the API
Status
Other
Result
Other
Filed
Dec 23, 2025
Marks involved
2
Parties

Who is involved

The parties as named in the office record.

Opponent

Slayer Forever, LLC

Respondent

WellifyHealthInc.

Timeline

How the case has moved

Dates from the USPTO record and the FOUNTAINYOUTH filing.

  1. FOUNTAINYOUTH filed

    Application 99186146 filed at the USPTO.

  2. Opposition filed

    Slayer Forever, LLC started opposition 91304028 at USPTO against FOUNTAINYOUTH.
Marks

Marks involved

1 contested mark, 1 mark the challenger relies on.

MarkRoleApplicationOffice
FOUNTAINYOUTHContested99186146USPTO
BUBS FOUNTAIN OF YOUTHRelied on98905786USPTO
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_8aacbd76-e4f9-48c4-a72d-1a98a1c1f5ab
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_8aacbd76-e4f9-48c4-a72d-1a98a1c1f5ab",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91304028",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-12-23",
  "parties": [
    {
      "name": "Slayer Forever, LLC",
      "role": "opponent"
    },
    {
      "name": "WellifyHealthInc.",
      "role": "respondent"
    }
  ]
}