USPTO trademark

HAMMERHEAD

RegisteredUSPTOWord markClass 19

"HAMMERHEAD" is a word mark owned by Avient Corporation, filed at the USPTO on August 29, 2017. It is registered and covers class 19 (Non-metallic Building Materials).

View Avient Corporation portfolio Get this data via the API

Data current as of September 30, 2025Official USPTO record

As filed with the USPTO

Status: Registered; Since September 30, 2025
Filed: August 29, 2017
Registered: May 21, 2019
Expires: Not recorded
Application no.: 87588293
Registration no.: 5758409
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 1 class

Ownership

Who owns HAMMERHEAD

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

Owner

Avient Corporation

AVNT · Avon Lake, United States

128 trademarks in the portfolioView company

Representative

Emily E. Vlasek

Avient Corporation

Goods and services

What the mark covers

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

19Class 19 · Non-metallic Building Materials
Building materials, namely, composite panels composed primarily of nonmetal materials

History

What has happened so far

Steps recorded by the USPTO, newest first.

September 30, 2025Notice of acceptance of sec. 8 & 15 - e-mailed
September 30, 2025Registered - sec. 8 (6-yr) accepted & sec. 15 ack.
September 30, 2025Case assigned to post registration paralegal
July 9, 2025Assignment of ownership not updated automatically
June 18, 2025Assignment of ownership not updated automatically
May 21, 2025Teas section 8 & 15 received
June 20, 2024Assignment of ownership not updated automatically
May 21, 2024Courtesy reminder - sec. 8 (6-yr) e-mailed
December 23, 2020Automatic update of assignment of ownership
May 21, 2019Registered-principal register

10 earlier steps on the official record.

FAQ

About HAMMERHEAD

Who owns the trademark "HAMMERHEAD"?

The USPTO trademark "HAMMERHEAD" (application 87588293) is owned by Avient Corporation.

What is the status of "HAMMERHEAD"?

Its status at the USPTO is: registered.

When was "HAMMERHEAD" registered?

It was registered on May 21, 2019.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull HAMMERHEAD 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_019d2c16-d8c7-77eb-b301-eb2475e39750
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2c16-d8c7-77eb-b301-eb2475e39750",
  "object": "trademark",
  "mark_text": "HAMMERHEAD",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "87588293",
  "filing_date": "2017-08-29",
  "nice_classes": [
    19
  ],
  "owners": [
    {
      "name": "AVIENT CORPORATION",
      "entity_id": "ent_019f286b-cb1e-7549-a70d-1587d292dab9"
    }
  ]
}