USPTO trademark

MONOFORM CORE

RegisteredUSPTOWord markClass 37

"MONOFORM CORE" is a word mark owned by Hydro-Klean, LLC, filed at the USPTO on July 28, 2025. It is registered and covers class 37 (Building Construction and Repair).

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Official USPTO record
MONOFORM CORE trademark as filed
As filed with the USPTO
Status
Registered
Since March 3, 2026
Filed
July 28, 2025
Registered
March 3, 2026
Expires
Not recorded
Application no.
99306870
Registration no.
8159641
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns MONOFORM CORE

The owner and representative on file with the office.

Owner

Hydro-Klean, LLC

Des Moines, United States

Representative

Kirk M. Hartung

McKee, Voorhees & Sease, P.L.C.

Goods and services

What the mark covers

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

  • manhole rehabilitation services, namely, the installation of a structural high-density polyethylene (HDPE) pipe liner wrapped with a corrosion-resistant HDPE sheet liner and encased in high-strength concrete to restore structurally compromised or severely corroded manholes

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. Assigned to examiner
  8. New application office supplied data entered
  9. Application filing receipt mailed
  10. New application entered
FAQ

About MONOFORM CORE

Who owns the trademark "MONOFORM CORE"?

The USPTO trademark "MONOFORM CORE" (application 99306870) is owned by Hydro-Klean, LLC.

What is the status of "MONOFORM CORE"?

Its status at the USPTO is: registered.

When was "MONOFORM CORE" 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 MONOFORM CORE 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_019d2b02-26d9-752e-8e51-ec7e29d2256b
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2b02-26d9-752e-8e51-ec7e29d2256b",
  "object": "trademark",
  "mark_text": "MONOFORM CORE",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99306870",
  "filing_date": "2025-07-28",
  "nice_classes": [
    37
  ],
  "owners": [
    {
      "name": "Hydro-Klean, LLC",
      "entity_id": null
    }
  ]
}