Opposition · USPTO

Opposition 91305830

OtherUSPTO

Opposition 91305830 at USPTO between Trek Bicycle Corporation and Chektrek, over the mark CHEKTREK, filed Mar 11, 2026. Status in the office record: other.

View CHEKTREKGet this data via the API
Status
Other
Result
Other
Filed
Mar 11, 2026
Marks involved
31
Parties

Who is involved

The parties as named in the office record.

Opponent

Trek Bicycle Corporation

Company trademarks
Respondent

Chektrek

Timeline

How the case has moved

Dates from the USPTO record and the CHEKTREK filing.

  1. CHEKTREK filed

    Application 99415711 filed at the USPTO.

  2. Opposition filed

    Trek Bicycle Corporation started opposition 91305830 at USPTO against CHEKTREK.
Marks

Marks involved

1 contested mark, 30 marks the challenger relies on.

MarkRoleApplicationOffice
CHEKTREKContested99415711USPTO
TREKRelied on73259070USPTO
TREKRelied on74583173USPTO
TREKKINGRelied on74604152USPTO
TREKRelied on75414082USPTO
TREK TRAVELRelied on76599435USPTO
TREK BICYCLE STORERelied on77221529USPTO
TREKRelied on77937970USPTO
TREKLITERelied on78085960USPTO
TREKRelied on78171262USPTO
TREK UNIVERSITYRelied on78447581USPTO
TREKMATESRelied on79088328USPTO

+19 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_d3073497-23ed-4a7f-b7c0-7b1193d7761c
curl https://api.signa.so/v1/proceedings/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "prc_d3073497-23ed-4a7f-b7c0-7b1193d7761c",
  "object": "proceeding",
  "proceeding_type": "opposition",
  "proceeding_number": "91305830",
  "status": "other",
  "office_code": "US",
  "filed_date": "2026-03-11",
  "parties": [
    {
      "name": "Trek Bicycle Corporation",
      "role": "opponent"
    },
    {
      "name": "CHEKTREK",
      "role": "respondent"
    }
  ]
}