Opposition · USPTO

Opposition 91301323

OtherUSPTO

Opposition 91301323 at USPTO between Snowflake Inc. and Serene Han, over the mark SNOWFLAKE, filed Aug 28, 2025. Status in the office record: other.

View SNOWFLAKEGet this data via the API
Status
Other
Result
Other
Filed
Aug 28, 2025
Marks involved
10
Parties

Who is involved

The parties as named in the office record.

Opponent

Snowflake Inc.

Company trademarks
Respondent

Serene Han

Timeline

How the case has moved

Dates from the USPTO record and the SNOWFLAKE filing.

  1. SNOWFLAKE filed

    Application 97607018 filed at the USPTO.

  2. Opposition filed

    Snowflake Inc. started opposition 91301323 at USPTO against SNOWFLAKE.
Marks

Marks involved

1 contested mark, 9 marks the challenger relies on.

MarkRoleApplicationOffice
SNOWFLAKEContested97607018USPTO
SNOWFLAKERelied on86400066USPTO
SNOWFLAKERelied on87848149USPTO
SNOWFLAKE DATA EXCHANGERelied on88386778USPTO
SNOWFLAKERelied on88725472USPTO
SNOWFLAKE DATA MARKETPLACERelied on88877008USPTO
POWERED BY SNOWFLAKERelied on90976521USPTO
POWERED BY SNOWFLAKERelied on90979215USPTO
SNOWFLAKE'S DATA CLOUDRelied on90979912USPTO
SNOWFLAKE DATA CLOUDRelied on90980389USPTO
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_1dc40677-cfcb-43f1-99a6-afe736f017bb
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_1dc40677-cfcb-43f1-99a6-afe736f017bb",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91301323",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-08-28",
  "parties": [
    {
      "name": "Snowflake Inc.",
      "role": "opponent"
    },
    {
      "name": "Serene Han",
      "role": "respondent"
    }
  ]
}