Who owns the XO2 trademark?

The XO2 trademark is owned by Lenny Lomax, M.D..

What class is the XO2 trademark registered in?

The XO2 trademark is registered in Class 044 (Medical, veterinary & beauty care services).

What is the serial number for XO2?

The USPTO serial number for XO2 is 99331194.

What is the registration number for XO2?

XO2 is registered under USPTO registration number 8300743.

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Updated Oct 25, 2026·22 searches this week

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XO2

USPTO Trademark Record

REGISTERED

XO2

SN 99331194·Reg 8300743·Filed Aug 11, 2025

Owner Lenny Lomax, M.D.

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

XO2 (Serial No. 99331194), Registration No. 8300743, is a registered US trademark filed on Aug 11, 2025 by Lenny Lomax, M.D.. This trademark covers Class 044 (Medical, veterinary & beauty care services).

early section 8: June 16, 2032

Mark Intelligence

XO2 (Reg. #8300743) is a registered US trademark that has been protecting its owner, Lenny Lomax, M.D., since 2025. The mark covers Class 044 (Medical, veterinary & beauty care services). Goods and services include Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, h.... The mark faced 1 opposition proceeding during prosecution.

FILED

Aug 11, 2025

SERIAL

99331194

REG#

8300743

REGISTERED

Jun 16, 2026

Filing Information

StatusREGISTERED

Filing DateAug 11, 2025

Serial Number99331194

Registration No.8300743

Registration DateJun 16, 2026

Status DateJun 16, 2026

Published for OppositionApr 28, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 044Medical, veterinary & beauty care services

US codes: 100, 101

First use anywhere: Jun 13, 2025

First use in commerce: Jun 13, 2025

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

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

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Status History

16 events

REGISTERED-PRINCIPAL REGISTER

Jun 16, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jun 16, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Apr 28, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 28, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 22, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 30, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 27, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 27, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 27, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Jan 06, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jan 06, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jan 06, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 26, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 20, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Aug 11, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Aug 11, 2025

APPLICATION FILING RECEIPT MAILED

XO2

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