Who owns the DEFENDING THE ALGORITHM trademark?

The DEFENDING THE ALGORITHM trademark is owned by HOUSTON HARBAUGH PC.

What class is the DEFENDING THE ALGORITHM trademark registered in?

The DEFENDING THE ALGORITHM trademark is registered in Class 041 (Education & entertainment services), Class 045 (Legal, security & personal social services).

What is the serial number for DEFENDING THE ALGORITHM?

The USPTO serial number for DEFENDING THE ALGORITHM is 99606003.

What is the registration number for DEFENDING THE ALGORITHM?

DEFENDING THE ALGORITHM is registered under USPTO registration number 8378884.

DEF

USPTO Trademark Record

REGISTERED

DEFENDING THE ALGORITHM

SN 99606003·Reg 8378884·Filed Jan 21, 2026

Owner HOUSTON HARBAUGH PC

Education; providing of training; entertainment; sporting and cultural activities.; Legal services; security services for the physical protection of tangible property and individuals; dating services, online social networking services; funerary services; babysitting.

DEFENDING THE ALGORITHM (Serial No. 99606003), Registration No. 8378884, is a registered US trademark filed on Jan 21, 2026 by HOUSTON HARBAUGH PC. This trademark covers Class 041 (Education & entertainment services), Class 045 (Legal, security & personal social services).

early section 8: August 04, 2032

Mark Intelligence

DEFENDING THE ALGORITHM (Reg. #8378884) is a registered US trademark that has been protecting its owner, HOUSTON HARBAUGH PC, since 2026. The mark covers Class 041 (Education & entertainment services) and Class 045 (Legal, security & personal social services) respectively. Goods and services include Education; providing of training; entertainment; sporting and cultural activities.; Legal services; security services fo.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 21, 2026

SERIAL

99606003

REG#

8378884

REGISTERED

Aug 04, 2026

Owner

Applicant

HOUSTON HARBAUGH PC

Entity

Professional Corporation

State

Address

401 LIBERTY AVENUE, FL 22, Pittsburgh, PA, 15222

Country

Attorney

NameJared N Leland

Law firm

Jared N Leland Houston Harbaugh PC

Address

401 Liberty Avenue, FL 22, Pittsburgh, PA 15222, United States

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Filing Information

StatusREGISTERED

Filing DateJan 21, 2026

Serial Number99606003

Registration No.8378884

Registration DateAug 04, 2026

Status DateAug 04, 2026

Published for OppositionJun 16, 2026

Mark TypeStandard characters

Status DescriptionLive and registered

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Jan 01, 2025

First use in commerce: Jan 01, 2025

Education; providing of training; entertainment; sporting and cultural activities.

Class 045Legal, security & personal social services

US codes: 100, 101

First use anywhere: Jan 01, 2025

First use in commerce: Jan 01, 2025

Legal services; security services for the physical protection of tangible property and individuals; dating services, online social networking services; funerary services; babysitting.

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

Status History

14 events

REGISTERED-PRINCIPAL REGISTER

Aug 04, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 04, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jun 16, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 16, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 10, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

May 19, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

May 19, 2026

EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

May 19, 2026

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 19, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 19, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

ASSIGNED TO EXAMINER

May 18, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Jan 21, 2026

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 21, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 21, 2026

APPLICATION FILING RECEIPT MAILED

DEFENDING THE ALGORITHM

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Other Marks by HOUSTON HARBAUGH PC

Other Marks in Class 041 — Education & entertainment services

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