USPTO trademark

XYDAR

RegisteredUSPTOWord markClass 1

"XYDAR" is a word mark owned by Syensqo Specialty Polymers USA, LLC, filed at the USPTO on November 14, 1984. It is registered and covers class 1 (Chemicals).

View Syensqo Specialty Polymers USA, LLC portfolio Get this data via the API

Data current as of October 16, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since May 6, 2026
Filed: November 14, 1984
Registered: January 28, 1986
Expires: Not recorded
Application no.: 73508755
Registration no.: 1379889
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 1 class

Ownership

Who owns XYDAR

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

Owner

Syensqo Specialty Polymers USA, LLC

Alpharetta, United States

9 trademarks in the portfolioView company

Representative

Clifford D Hyra

Fresh IP PLC

Goods and services

What the mark covers

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

01Class 1 · Chemicals
AROMATIC POLYESTER THERMOPLASTIC RESIN USED FOR THE MANUFACTURE OF HIGH TEMPERATURE PARTS

History

What has happened so far

Steps recorded by the USPTO, newest first.

October 16, 2026Teas change of correspondence received
October 16, 2026Attorney/dom.rep.revoked and/or appointed
October 16, 2026Teas revoke/app/change addr of atty/dom rep received
May 6, 2026Notice of acceptance of sec. 8 & 9 - e-mailed
May 6, 2026Registered and renewed (third renewal - 10 yrs)
May 6, 2026Registered - sec. 8 (10-yr) accepted/sec. 9 granted
May 6, 2026Post registration action mailed no response required
April 6, 2026Case assigned to post registration paralegal
March 18, 2026Automatic update of assignment of ownership
February 4, 2026Automatic update of assignment of ownership

10 earlier steps on the official record.

Disputes

Oppositions and cancellations

Proceedings recorded against this mark by the USPTO. Reported as recorded, not legal advice.

opposition91076417OtherJuly 13, 1987

FAQ

About XYDAR

Who owns the trademark "XYDAR"?

The USPTO trademark "XYDAR" (application 73508755) is owned by Syensqo Specialty Polymers USA, LLC.

What is the status of "XYDAR"?

Its status at the USPTO is: registered.

When was "XYDAR" registered?

It was registered on January 28, 1986.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull XYDAR 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_019d169c-58a0-7727-a3a3-521c2704cf68
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d169c-58a0-7727-a3a3-521c2704cf68",
  "object": "trademark",
  "mark_text": "XYDAR",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "73508755",
  "filing_date": "1984-11-14",
  "nice_classes": [
    1
  ],
  "owners": [
    {
      "name": "SYENSQO SPECIALTY POLYMERS USA, LLC",
      "entity_id": "ent_019eb6f7-cf0e-7653-9112-5384561cf8b5"
    }
  ]
}