Who owns the AI4 trademark?

The AI4 trademark is owned by AI4 INTERNATIONAL LTD.

What is the serial number for AI4?

The USPTO serial number for AI4 is 88571843.

What is the registration number for AI4?

AI4 is registered under USPTO registration number 6521361.

AI4

USPTO Trademark Record

REGISTERED

AI4

Q: What class is the AI4 trademark registered in?

The AI4 trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

SN 88571843·Reg 6521361·Filed Aug 08, 2019

Owner AI4 INTERNATIONAL LTD

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.; 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.

AI4 (Serial No. 88571843), Registration No. 6521361, is a registered US trademark filed on Aug 08, 2019 by AI4 INTERNATIONAL LTD. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

early section 8: October 12, 2027

Mark Intelligence

AI4 (Reg. #6521361) is a registered US trademark that has been protecting its owner, AI4 INTERNATIONAL LTD, since 2019. The mark covers Class 009 (Electronics, software & scientific instruments) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Aug 08, 2019

SERIAL

88571843

REG#

6521361

REGISTERED

Oct 12, 2021

Owner

Applicant

AI4 INTERNATIONAL LTD

Entity

Not Provided

Address

PORSLAHDENTIE 2 A 5 00960, HELSINKI, 00960

Country

Attorney

NameKatherine A. Markert

Law firm

Katherine A. Markert MARKERT & COMINOLLI PLLC

Docket

158-01719

Address

100 S. CLINTON AVE., 24th Floor, ROCHESTER, NY 14604, United States

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Filing Information

StatusREGISTERED

Filing DateAug 08, 2019

Serial Number88571843

Registration No.6521361

Registration DateOct 12, 2021

Status DateOct 12, 2021

Published for OppositionJan 28, 2020

Mark TypeStandard characters

Attorney Docket158-01719

Status DescriptionLive and registered

Filing Signals

FILED

2019

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

First use anywhere: Jan 16, 2020

First use in commerce: May 03, 2021

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Mar 03, 2020

First use in commerce: Apr 20, 2021

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.

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

Status History

47 events

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 25, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jun 25, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Jun 25, 2025

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 25, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Feb 14, 2025

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 14, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 14, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Feb 14, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Feb 14, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Feb 14, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Feb 12, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 19, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Sep 19, 2023

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Sep 19, 2023

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 19, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

REGISTERED-PRINCIPAL REGISTER

Oct 12, 2021

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Sep 08, 2021

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Sep 07, 2021

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

Aug 19, 2021

STATEMENT OF USE PROCESSING COMPLETE

USE AMENDMENT FILED

Aug 05, 2021

USE AMENDMENT FILED

TEAS STATEMENT OF USE RECEIVED

Aug 05, 2021

TEAS STATEMENT OF USE RECEIVED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Apr 09, 2021

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 2 GRANTED

Apr 08, 2021

SOU EXTENSION 2 GRANTED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Apr 08, 2021

CASE ASSIGNED TO INTENT TO USE PARALEGAL

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Mar 31, 2021

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

SOU TEAS EXTENSION RECEIVED

Mar 24, 2021

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 2 FILED

Mar 24, 2021

SOU EXTENSION 2 FILED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 26, 2020

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Sep 24, 2020

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

Sep 24, 2020

SOU EXTENSION 1 FILED

SOU EXTENSION 1 GRANTED

Sep 24, 2020

SOU EXTENSION 1 GRANTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 24, 2020

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 28, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

Jan 28, 2020

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 08, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO LIE

Dec 23, 2019

ASSIGNED TO LIE

EXAMINER'S AMENDMENT ENTERED

Dec 18, 2019

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 18, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Dec 18, 2019

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Dec 18, 2019

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Dec 18, 2019

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Nov 07, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NON-FINAL ACTION E-MAILED

Nov 07, 2019

NON-FINAL ACTION E-MAILED

NON-FINAL ACTION WRITTEN

Nov 07, 2019

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Nov 06, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 25, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Aug 12, 2019

NEW APPLICATION ENTERED

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