Opposition · USPTO

Opposition 91306601

OtherUSPTO

Opposition 91306601 at USPTO between Monster Energy Company and SISTALK Technology (Beijing) Co.,Ltd., over the mark MONSTER PARTY, filed Apr 14, 2026. Status in the office record: other.

View MONSTER PARTYGet this data via the API
Status
Other
Result
Other
Filed
Apr 14, 2026
Marks involved
17
Parties

Who is involved

The parties as named in the office record.

Opponent

Monster Energy Company

Company trademarks
Respondent

SISTALK Technology (Beijing) Co.,Ltd.

Company trademarks
Timeline

How the case has moved

Dates from the USPTO record and the MONSTER PARTY filing.

  1. MONSTER PARTY filed

    Application 99257909 filed at the USPTO.

  2. Opposition filed

    Monster Energy Company started opposition 91306601 at USPTO against MONSTER PARTY.
Marks

Marks involved

1 contested mark, 16 marks the challenger relies on.

MarkRoleApplicationOffice
MONSTER PARTYContested99257909USPTO
MONSTER ENERGYRelied on77276979USPTO
MONSTER ENERGYRelied on77276989USPTO
MONSTER ENERGYRelied on78122679USPTO
MONSTER ASSAULTRelied on86120138USPTO
MONSTER ENERGYRelied on86219332USPTO
MONSTER ARMYRelied on86822049USPTO
MONSTER ENERGYRelied on87208513USPTO
#MONSTERGAMINGRelied on87798827USPTO
MONSTER ENERGYRelied on87833591USPTO
M MONSTER ENERGYRelied on87926415USPTO
MONSTER MILLIONRelied on88117743USPTO

+5 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_45a79d49-5d6b-4efd-98de-9ca97a49d53f
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_45a79d49-5d6b-4efd-98de-9ca97a49d53f",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91306601",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-04-14",
  "parties": [
    {
      "name": "MONSTER ENERGY COMPANY",
      "role": "opponent"
    },
    {
      "name": "SISTALK Technology (Beijing) Co.,Ltd.",
      "role": "respondent"
    }
  ]
}