Who owns the STILLWATER HORIZON trademark?

The STILLWATER HORIZON trademark is owned by Leonardo Venture Capital, LLC..

What class is the STILLWATER HORIZON trademark registered in?

The STILLWATER HORIZON trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for STILLWATER HORIZON?

The USPTO serial number for STILLWATER HORIZON is 99023280.

What is the registration number for STILLWATER HORIZON?

STILLWATER HORIZON is registered under USPTO registration number 8328251.

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Updated Sep 30, 2026·13 searches this week

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STI

USPTO Trademark Record

REGISTERED

STILLWATER HORIZON

SN 99023280·Reg 8328251·Filed Jan 30, 2025

Owner Leonardo Venture Capital, LLC.

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

STILLWATER HORIZON (Serial No. 99023280), Registration No. 8328251, is a registered US trademark filed on Jan 30, 2025 by Leonardo Venture Capital, LLC.. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: June 30, 2032

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Mark Intelligence

STILLWATER HORIZON (Reg. #8328251) is a registered US trademark that has been protecting its owner, Leonardo Venture Capital, LLC., since 2025. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 30, 2025

SERIAL

99023280

REG#

8328251

REGISTERED

Jun 30, 2026

Filing Information

StatusREGISTERED

Filing DateJan 30, 2025

Serial Number99023280

Registration No.8328251

Registration DateJun 30, 2026

Status DateJun 30, 2026

Published for OppositionAug 19, 2025

Filing Basis & Declarations

Standard Characters ClaimedUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jan 01, 2026

First use in commerce: Jan 01, 2026

This description is as filed with the USPTO and defines the scope of trademark protection.

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Status History

27 events

REGISTERED-PRINCIPAL REGISTER

Jun 30, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jun 30, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

STATEMENT OF USE PROCESSING COMPLETE

Jun 10, 2026

STATEMENT OF USE PROCESSING COMPLETE

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jun 10, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jun 10, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

TEAS STATEMENT OF USE RECEIVED

Mar 01, 2026

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Mar 01, 2026

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Oct 14, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Aug 19, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 19, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 13, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NON-FINAL ACTION WRITTEN

Jul 15, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jul 15, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 15, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Jul 15, 2025

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jul 15, 2025

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jul 15, 2025

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jul 15, 2025

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 15, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Jul 10, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 02, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

TEAS VOLUNTARY AMENDMENT RECEIVED

Feb 27, 2025

TEAS VOLUNTARY AMENDMENT RECEIVED

TEAS AMENDMENT ENTERED BEFORE ATTORNEY ASSIGNED

Feb 27, 2025

TEAS AMENDMENT ENTERED BEFORE ATTORNEY ASSIGNED

Feb 27, 2025

TEAS AMENDMENT ENTERED BEFORE ATTORNEY ASSIGNED

Feb 27, 2025

TEAS AMENDMENT ENTERED BEFORE ATTORNEY ASSIGNED

NEW APPLICATION ENTERED

Jan 30, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 30, 2025

APPLICATION FILING RECEIPT MAILED

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