Who owns the LANDMARK OS trademark?

The LANDMARK OS trademark is owned by Mark D Chaney.

What class is the LANDMARK OS trademark registered in?

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

What is the serial number for LANDMARK OS?

The USPTO serial number for LANDMARK OS is 99311096.

What is the registration number for LANDMARK OS?

LANDMARK OS is registered under USPTO registration number 0.

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Home Search: LANDMARK OSLANDMARK OS #99311096

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Updated Sep 16, 2026·40 searches this week

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USPTO Trademark Record

PENDING

LANDMARK OS

SN 99311096·Reg 0·Filed Jul 30, 2025

Owner Mark D Chaney

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.

LANDMARK OS (Serial No. 99311096), Registration No. 0, is a pending US trademark filed on Jul 30, 2025 by Mark D Chaney. This trademark covers Class 042 (Scientific, technology & SaaS services).

Statement of Use due: September 17, 20261 days remaining

Conflict Analysis

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Mark Intelligence

LANDMARK OS (Reg. #0) is a pending US trademark that was filed in 2025 and is currently under USPTO examination. 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

Jul 30, 2025

SERIAL

99311096

REG#

REGISTERED

Dec 31, 1969

Filing Information

StatusPENDING

Filing DateJul 30, 2025

Serial Number99311096

Registration No.0

Registration DateDec 31, 1969

Status DateMar 17, 2026

Published for OppositionJan 20, 2026

Filing Basis & Declarations

Standard Characters Claimed

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1881363

480Aug 22, 2025

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

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Status History

15 events

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 17, 2026

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jan 20, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 20, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 14, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 23, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

NON-FINAL ACTION WRITTEN

Dec 22, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 22, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 22, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 22, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 22, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 22, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Dec 15, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 08, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 30, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jul 30, 2025

APPLICATION FILING RECEIPT MAILED

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