USPTO trademark

QUARTET

RegisteredUSPTOWord markClass 11

"QUARTET" is a word mark owned by Watkins Manufacturing Corporation, filed at the USPTO on September 30, 2005. It is registered and covers class 11 (Environmental Control Apparatus).

View Watkins Manufacturing Corporation portfolio Get this data via the API

Data current as of July 1, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since December 6, 2016
Filed: September 30, 2005
Registered: September 26, 2006
Expires: Not recorded
Application no.: 78724302
Registration no.: 3148353
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 1 class

Ownership

Who owns QUARTET

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

Owner

Watkins Manufacturing Corporation

Vista, United States

760 trademarks in the portfolioView company

Representative

Michael J. Druzinski

Masco Corporation

Goods and services

What the mark covers

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

11Class 11 · Environmental Control Apparatus
HYDROJETS SOLD AS A COMPONENT OF SPAS AND HOT TUBS

History

What has happened so far

Steps recorded by the USPTO, newest first.

June 30, 2026Teas withdrawal of attorney received-firm retains
June 30, 2026Teas change of correspondence received
June 30, 2026Attorney/dom.rep.revoked and/or appointed
June 30, 2026Teas revoke/app/change addr of atty/dom rep received
June 30, 2026Applicant/correspondence changes (non-responsive) entered
June 30, 2026Teas change of owner address received
September 26, 2025Courtesy reminder - sec. 8 (10-yr)/sec. 9 e-mailed
September 28, 2017Teas change of correspondence received
June 30, 2017Teas change of correspondence received
December 6, 2016Notice of acceptance of sec. 8 & 9 - mailed

10 earlier steps on the official record.

FAQ

About QUARTET

Who owns the trademark "QUARTET"?

The USPTO trademark "QUARTET" (application 78724302) is owned by Watkins Manufacturing Corporation.

What is the status of "QUARTET"?

Its status at the USPTO is: registered.

When was "QUARTET" registered?

It was registered on September 26, 2006.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull QUARTET 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_019d2dd1-dd35-7028-9c42-911f8d13db30
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2dd1-dd35-7028-9c42-911f8d13db30",
  "object": "trademark",
  "mark_text": "QUARTET",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "78724302",
  "filing_date": "2005-09-30",
  "nice_classes": [
    11
  ],
  "owners": [
    {
      "name": "Watkins Manufacturing Corporation",
      "entity_id": "ent_019fbcbe-114a-7556-8be5-edca216f1815"
    }
  ]
}