USPTO trademark

KLEENDEF

RegisteredUSPTOFigurative markClass 1

"KLEENDEF" is a figurative mark owned by Old World Industries, LLC, filed at the USPTO on November 6, 2020. It is registered and covers class 1 (Chemicals).

View Old World Industries, LLC portfolio Get this data via the API

Data current as of October 5, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since October 5, 2021
Filed: November 6, 2020
Registered: October 5, 2021
Expires: Not recorded
Application no.: 90303986
Registration no.: 6506305
Office: USPTO; United States Patent and Trademark Office
Mark type: Figurative mark; 1 class

Ownership

Who owns KLEENDEF

The owner on file, matched to the company behind it. Every owner-name spelling for that company is grouped on its page.

Owner

Old World Industries, LLC

Northbrook, United States

209 trademarks in the portfolioView company

Representative

Jeannine Rittenhouse

Iphorgan Ltd.

Goods and services

What the mark covers

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

01Class 1 · Chemicals
Liquid reducing agent composed of urea and water for use in selective catalytic reduction for diesel exhaust systems

History

What has happened so far

Steps recorded by the USPTO, newest first.

October 5, 2026Teas section 8 & 15 received
October 5, 2026Courtesy reminder - sec. 8 (6-yr) e-mailed
October 5, 2021Registered-principal register
July 20, 2021Official gazette publication confirmation e-mailed
July 20, 2021Published for opposition
June 30, 2021Notification of notice of publication e-mailed
June 11, 2021Approved for pub - principal register
May 13, 2021Teas/email correspondence entered
May 13, 2021Correspondence received in law office
May 13, 2021Teas response to office action received

6 earlier steps on the official record.

FAQ

About KLEENDEF

Who owns the trademark "KLEENDEF"?

The USPTO trademark "KLEENDEF" (application 90303986) is owned by Old World Industries, LLC.

What is the status of "KLEENDEF"?

Its status at the USPTO is: registered.

When was "KLEENDEF" registered?

It was registered on October 5, 2021.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull KLEENDEF 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 key View docs

GET /v1/trademarks/{id}

ID=tm_019d2c8a-a9df-754d-bd8d-b0d0363fad9b
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2c8a-a9df-754d-bd8d-b0d0363fad9b",
  "object": "trademark",
  "mark_text": "KLEENDEF",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "90303986",
  "filing_date": "2020-11-06",
  "nice_classes": [
    1
  ],
  "owners": [
    {
      "name": "Old World Industries, LLC",
      "entity_id": "ent_019eb6f8-48fd-759d-9924-c7b551f0e925"
    }
  ]
}