USPTO trademark

ANTISYPHON

RegisteredUSPTOWord markClass 41

"ANTISYPHON" is a word mark owned by Antisyphon, LLC, filed at the USPTO on July 11, 2025. It is registered and covers class 41 (Education and Entertainment).

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Official USPTO record
ANTISYPHON trademark as filed
As filed with the USPTO
Status
Registered
Since March 3, 2026
Filed
July 11, 2025
Registered
March 3, 2026
Expires
Not recorded
Application no.
99279278
Registration no.
8157583
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns ANTISYPHON

The owner and representative on file with the office.

Owner

Antisyphon, LLC

Sturgis, United States

Representative

Tore T. DeBella

Faegre Drinker Biddle & Reath LLP

Goods and services

What the mark covers

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

  • Educational services, namely, providing training in the field of information security, and conducting classes, summits, conferences and courses of instruction in the field of information security; providing training for certification in the field of information security

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Notice of registration confirmation emailed
  2. Registered-principal register
  3. Official gazette publication confirmation e-mailed
  4. Published for opposition
  5. Notification of notice of publication e-mailed
  6. Approved for pub - principal register
  7. Examiner's amendment entered
  8. Notification of examiners amendment e-mailed
  9. Examiners amendment e-mailed
  10. Examiners amendment -written

4 earlier steps on the official record.

FAQ

About ANTISYPHON

Who owns the trademark "ANTISYPHON"?

The USPTO trademark "ANTISYPHON" (application 99279278) is owned by Antisyphon, LLC.

What is the status of "ANTISYPHON"?

Its status at the USPTO is: registered.

When was "ANTISYPHON" registered?

It was registered on March 3, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull ANTISYPHON 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 keyView docs
GET /v1/trademarks/{id}
ID=tm_019d2af5-a97e-7163-bdb1-201048dc91ca
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2af5-a97e-7163-bdb1-201048dc91ca",
  "object": "trademark",
  "mark_text": "ANTISYPHON",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99279278",
  "filing_date": "2025-07-11",
  "nice_classes": [
    41
  ],
  "owners": [
    {
      "name": "Antisyphon, LLC",
      "entity_id": null
    }
  ]
}