USPTO trademark

POSEIDON

Under examinationUSPTOWord markClass 8Class 9Class 14Class 18+5

"POSEIDON" is a word mark owned by Poseidon Diving Group AB, filed at the USPTO on October 13, 2026. It is under examination and covers classes 8, 9, 14, 18, 25, 28, 35, 37 and 41.

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Data current as of October 13, 2026Official USPTO record

As filed with the USPTO

Status: Under examination; Since October 13, 2026
Filed: October 13, 2026
Registered: Not yet
Expires: Not recorded
Application no.: 50158378
Registration no.: Not yet
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 9 classes

Ownership

Who owns POSEIDON

The owner and representative on file with the office.

Owner

Poseidon Diving Group AB

Västra Frölunda, Sweden

Representative

Leigh Ann Lindquist

Sughrue Mion, PLLC

Goods and services

What the mark covers

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

08Class 8 · Hand Tools and Cutlery
Diving knives
09Class 9 · Computers and Scientific Devices
Breathing apparatus for divers, namely breathing apparatus for underwater swimming; Rebreathers for diving; Regulators for scuba diving; Breathing apparatus for divers, namely compressed air bailout units for diving; Diving suits; Wet suits; Wetsuit hoods; Gloves for divers; Wet suit gloves; Diving equipment, namely protective divers' boots; Weight belts for divers; Scuba diving weights to offset the buoyancy of a user's wetsuit or drysuit and buoyancy compensating device; Buoyancy compensator devices for divers; Divers' masks; Snorkels; Pressure gauges; Electronic pressure sensors; Photoelectric sensors; Optical sensors; All of the above goods are for use in the field of recreational diving and professional diving
14Class 14 · Jewelry
Watches; Wristwatches; Diving watches
18Class 18 · Leather Goods
Duffel bags; Dry bags; Backpacks
25Class 25 · Clothing
Caps being headwear; Knitted caps; Baseball caps; Hooded sweatshirts; Tee-shirts; Sweat shirts; Rash guards
28Class 28 · Toys and Sporting Goods
Flippers for diving; Flippers for swimming
35Class 35 · Advertising and Business
Retail store services featuring diving equipment
37Class 37 · Building Construction and Repair
Repair or maintenance of diving machines and apparatus
41Class 41 · Education and Entertainment
Diving instruction

History

What has happened so far

Steps recorded by the USPTO, newest first.

October 13, 2026Application filing receipt mailed
October 13, 2026New application entered

FAQ

About POSEIDON

Who owns the trademark "POSEIDON"?

The USPTO trademark "POSEIDON" (application 50158378) is owned by Poseidon Diving Group AB.

What is the status of "POSEIDON"?

Its status at the USPTO is: under examination.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull POSEIDON 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_01a13a85-f083-7612-b8e5-63eb5b0e58b3
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_01a13a85-f083-7612-b8e5-63eb5b0e58b3",
  "object": "trademark",
  "mark_text": "POSEIDON",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50158378",
  "filing_date": "2026-10-13",
  "nice_classes": [
    8,
    9,
    14,
    18,
    25,
    28,
    35,
    37,
    41
  ],
  "owners": [
    {
      "name": "Poseidon Diving Group AB",
      "entity_id": null
    }
  ]
}