USPTO trademark

CTR

Opposition periodUSPTOWord and designClass 37Class 40

"CTR" is a word and design mark owned by Controlled Thermal Resources Holdings Inc., filed at the USPTO on March 5, 2026. It is in its opposition period and covers classes 37 and 40.

Get this data via the API
Official USPTO record
CTR trademark as filed
As filed with the USPTO
Status
Opposition period
Since September 15, 2026
Filed
March 5, 2026
Registered
Not yet
Expires
Not recorded
Application no.
99685591
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word and design
2 classes
Ownership

Who owns CTR

The owner and representative on file with the office.

Owner

Controlled Thermal Resources Holdings Inc.

Imperial, United States

Representative

Candice Kwok

Squire Patton Boggs (US) LLP

Goods and services

What the mark covers

The products and services CTR is filed for, grouped by Nice class.

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Official gazette publication confirmation e-mailed
  2. Published for opposition
  3. Notification of notice of publication e-mailed
  4. Approved for pub - principal register
  5. Teas/email correspondence entered
  6. Correspondence received in law office
  7. Teas response to office action received
  8. Notification of non-final action e-mailed
  9. Non-final action e-mailed
  10. Non-final action written

5 earlier steps on the official record.

FAQ

About CTR

Who owns the trademark "CTR"?

The USPTO trademark "CTR" (application 99685591) is owned by Controlled Thermal Resources Holdings Inc.

What is the status of "CTR"?

Its status at the USPTO is: opposition period.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull CTR and marks like it into your own product with one request.

  • GET/v1/trademarks/{id}

    The full record: owners, classes, dates and images

  • GET/v1/trademarks/{id}/events

    Every step in the office history

  • GET/v1/proceedings?trademark_id={id}

    Oppositions and cancellations against the mark

Get API keyView docs
GET /v1/trademarks/{id}
ID=tm_019d3ec4-9bb1-7538-943e-300d86f7b1cd
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d3ec4-9bb1-7538-943e-300d86f7b1cd",
  "object": "trademark",
  "mark_text": "CTR",
  "status": {
    "primary": "pending",
    "stage": "pending_opposition"
  },
  "office_code": "US",
  "application_number": "99685591",
  "filing_date": "2026-03-05",
  "nice_classes": [
    37,
    40
  ],
  "owners": [
    {
      "name": "Controlled Thermal Resources Holdings Inc.",
      "entity_id": null
    }
  ]
}