Opposition · USPTO

Opposition 91298701

OtherUSPTO

Opposition 91298701 at USPTO between Krystal Restaurants LLC and Yubin Chen, over the mark RK RAINBOW KRYSTAL, filed Apr 30, 2025. Status in the office record: other.

View RK RAINBOW KRYSTALGet this data via the API
Status
Other
Result
Other
Filed
Apr 30, 2025
Marks involved
10
Parties

Who is involved

The parties as named in the office record.

Opponent

Krystal Restaurants LLC

Respondent

Yubin Chen

Timeline

How the case has moved

Dates from the USPTO record and the RK RAINBOW KRYSTAL filing.

  1. RK RAINBOW KRYSTAL filed

    Application 98471771 filed at the USPTO.

  2. Opposition filed

    Krystal Restaurants LLC started opposition 91298701 at USPTO against RK RAINBOW KRYSTAL.
Marks

Marks involved

1 contested mark, 9 marks the challenger relies on.

MarkRoleApplicationOffice
RK RAINBOW KRYSTALContested98471771USPTO
KRYSTALRelied on73490050USPTO
KRYSTALRelied on73491385USPTO
KRYSTALRelied on73491387USPTO
KRYSTALRelied on74516536USPTO
KRYSTAL SUNRISERRelied on75005549USPTO
KRYSTAL LOVERSRelied on78690927USPTO
KRYSTALRelied on88142899USPTO
KRYSTALRelied on88142904USPTO
KRYSTALRelied on88142907USPTO
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_faa40709-41e7-42ed-a9fb-9b4a874a3b0c
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_faa40709-41e7-42ed-a9fb-9b4a874a3b0c",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91298701",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-04-30",
  "parties": [
    {
      "name": "Krystal Restaurants LLC",
      "role": "opponent"
    },
    {
      "name": "Yubin Chen",
      "role": "respondent"
    }
  ]
}