Opposition · USPTO

Opposition 91300660

OtherUSPTO

Opposition 91300660 at USPTO between LEGO Holding A/S and Meijin Chen, over the mark LOLLEGO, filed Jul 28, 2025. Status in the office record: other.

View LOLLEGOGet this data via the API
Status
Other
Result
Other
Filed
Jul 28, 2025
Marks involved
17
Parties

Who is involved

The parties as named in the office record.

Opponent

LEGO Holding A/S

Company trademarks
Respondent

Meijin Chen

Timeline

How the case has moved

Dates from the USPTO record and the LOLLEGO filing.

  1. LOLLEGO filed

    Application 98728595 filed at the USPTO.

  2. Opposition filed

    LEGO Holding A/S started opposition 91300660 at USPTO against LOLLEGO.
Marks

Marks involved

1 contested mark, 16 marks the challenger relies on.

MarkRoleApplicationOffice
LOLLEGOContested98728595USPTO
LEGORelied on73032292USPTO
LEGORelied on73032295USPTO
LEGORelied on73369522USPTO
LEGORelied on73370524USPTO
LEGORelied on73703593USPTO
LEGORelied on73738309USPTO
LEGORelied on74227042USPTO
LEGORelied on74482858USPTO
LEGORelied on74544115USPTO
LEGORelied on74593028USPTO
LEGORelied on75027872USPTO

+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_fad06b3f-0123-4e99-8820-fe6bca5fe1f6
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_fad06b3f-0123-4e99-8820-fe6bca5fe1f6",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91300660",
  "status": "other",
  "office_code": "US",
  "filed_date": "2025-07-28",
  "parties": [
    {
      "name": "LEGO Holding A/S",
      "role": "opponent"
    },
    {
      "name": "Meijin Chen",
      "role": "respondent"
    }
  ]
}