USPTO trademark

TSL

RegisteredUSPTOWord and designClass 7

"TSL" is a word and design mark owned by Turbine Services, Ltd., filed at the USPTO on November 25, 2002. It is registered and covers class 7 (Machines and Machine Tools).

Get this data via the API

Data current as of January 13, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since May 13, 2024
Filed: November 25, 2002
Registered: January 27, 2004
Expires: Not recorded
Application no.: 76472939
Registration no.: 2808115
Office: USPTO; United States Patent and Trademark Office
Mark type: Word and design; 1 class

Ownership

Who owns TSL

The owner and representative on file with the office.

Owner

Turbine Services, Ltd.

Saratoga Springs, United States

Representative

Michael F. Hurley

Ostrolenk Faber LLP

Goods and services

What the mark covers

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

07Class 7 · Machines and Machine Tools
gas turbine parts, namely fuel system components and combustion apparatus, namely, nozzles, buckets, blades, and associated hardware for installation and maintenance thereof; combustion liners, transition pieces, crossfire tubes and tube retainers, and associated hardware to install, maintain, and repair the same; journal and thrust bearings; oil seals and deflectors; shrouds; packing rings, shaft packings, and mechanical seals; gear box parts, namely bearings, shafts, gears, bushings clutches, seals and deflectors; couplings for gears, fan drivers, and accessory gears; switches; pumps for fuel and oil; gaskets; valves for gas turbines; and filters for gas, air and oil for use in gas turbines

History

What has happened so far

Steps recorded by the USPTO, newest first.

December 1, 2025Assignment of ownership not updated automatically
September 3, 2025Assignment of ownership not updated automatically
May 13, 2024Notice of acceptance of sec. 8 & 9 - e-mailed
May 13, 2024Registered and renewed (second renewal - 10 yrs)
May 13, 2024Registered - sec. 8 (10-yr) accepted/sec. 9 granted
May 13, 2024Case assigned to post registration paralegal
January 26, 2024Teas section 8 & 9 received
January 27, 2023Courtesy reminder - sec. 8 (10-yr)/sec. 9 e-mailed
September 27, 2018Teas change of correspondence received
February 8, 2014Notice of acceptance of sec. 8 & 9 - e-mailed

10 earlier steps on the official record.

FAQ

About TSL

Who owns the trademark "TSL"?

The USPTO trademark "TSL" (application 76472939) is owned by Turbine Services, Ltd.

What is the status of "TSL"?

Its status at the USPTO is: registered.

When was "TSL" registered?

It was registered on January 27, 2004.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull TSL 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_019d1f17-f0b5-76b0-a5f3-23f9b47f45a2
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d1f17-f0b5-76b0-a5f3-23f9b47f45a2",
  "object": "trademark",
  "mark_text": "TSL",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "76472939",
  "filing_date": "2002-11-25",
  "nice_classes": [
    7
  ],
  "owners": [
    {
      "name": "Turbine Services, Ltd.",
      "entity_id": null
    }
  ]
}