Who owns the IO trademark?

The IO trademark is owned by Phaidon Press Limited.

What is the serial number for IO?

The USPTO serial number for IO is 76240254.

What is the registration number for IO?

IO is registered under USPTO registration number 2961628.

USPTO Trademark Record

REGISTERED

IO

Q: What class is the IO trademark registered in?

The IO trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 016 (Paper goods, books & stationery), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

SN 76240254·Reg 2961628·Filed Apr 13, 2001

Owner Phaidon Press Limited

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.; Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.; Education; providing of training; entertainment; sporting and cultural activities.; 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.

IO (Serial No. 76240254), Registration No. 2961628, is a registered US trademark filed on Apr 13, 2001 by Phaidon Press Limited. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 016 (Paper goods, books & stationery), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: June 14, 2035

Mark Intelligence

IO (Reg. #2961628) is a registered US trademark that has been protecting its owner, Phaidon Press Limited, since 2001. The mark covers Class 009 (Electronics, software & scientific instruments), Class 016 (Paper goods, books & stationery), Class 041 (Education & entertainment services) 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

Apr 13, 2001

SERIAL

76240254

REG#

2961628

REGISTERED

Jun 14, 2005

Owner

Applicant

Phaidon Press Limited

Entity

Corporation

Address

2 Cooperage Yard, London, E152QR

Country

Attorney

NameRachel M. Hofstatter

Law firm

Rachel M. Hofstatter Honigman LLP

Docket

231087508243

Address

39400 Woodward Avenue, Suite 101, Bloomfield Hills, MI 48304-5151, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateApr 13, 2001

Serial Number76240254

Registration No.2961628

Registration DateJun 14, 2005

Status DateSep 11, 2025

Published for OppositionMar 22, 2005

Next RenewalJune 14, 2035

Mark TypeDesign with words

Attorney Docket231087508243

Status DescriptionLive and registered, renewed

Filing Signals

FILED

2001

YEARS AGO

25y

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

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

Class 016Paper goods, books & stationery

US codes: 002, 005, 022, 023, 029, 037, 038, 050

Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.

Class 041Education & entertainment services

US codes: 100, 101, 107

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

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

51 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jan 23, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 15 ACKNOWLEDGED

Jan 23, 2026

REGISTERED - SEC. 15 ACKNOWLEDGED

SEC. 15 ACKNOWLEDGEMENT - E-MAILED

Jan 23, 2026

SEC. 15 ACKNOWLEDGEMENT - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 11, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Sep 11, 2025

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Sep 11, 2025

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Sep 11, 2025

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

May 13, 2025

TEAS SECTION 8 & 9 RECEIVED

TEAS SECTION 15 RECEIVED

May 13, 2025

TEAS SECTION 15 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Jun 14, 2024

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

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

Apr 01, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 01, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Apr 01, 2022

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 01, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Aug 10, 2020

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Aug 10, 2020

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 10, 2020

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 10, 2020

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Aug 10, 2020

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 11, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jun 11, 2015

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jun 11, 2015

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jun 11, 2015

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

May 21, 2015

TEAS SECTION 8 & 9 RECEIVED

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Dec 14, 2011

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - MAILED

Dec 14, 2011

NOTICE OF ACCEPTANCE OF SEC. 8 - MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 13, 2011

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 RECEIVED

Nov 30, 2011

TEAS SECTION 8 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Jun 14, 2005

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Mar 22, 2005

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Mar 02, 2005

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

Sep 20, 2004

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Sep 17, 2004

ASSIGNED TO LIE

Sep 17, 2004

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 16, 2004

APPROVED FOR PUB - PRINCIPAL REGISTER

AMENDMENT FROM APPLICANT ENTERED

Aug 24, 2004

AMENDMENT FROM APPLICANT ENTERED

PAPER RECEIVED

Aug 09, 2004

PAPER RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 09, 2004

CORRESPONDENCE RECEIVED IN LAW OFFICE

FINAL REFUSAL MAILED

Feb 11, 2004

FINAL REFUSAL MAILED

PAPER RECEIVED

Jan 16, 2004

PAPER RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 16, 2004

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sec. 1(B) CLAIM DELETED

Jan 16, 2004

Sec. 1(B) CLAIM DELETED

LETTER OF SUSPENSION MAILED

Jul 01, 2003

LETTER OF SUSPENSION MAILED

CASE FILE IN TICRS

May 23, 2003

CASE FILE IN TICRS

PAPER RECEIVED

Apr 17, 2003

PAPER RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 17, 2003

CORRESPONDENCE RECEIVED IN LAW OFFICE

INQUIRY AS TO SUSPENSION MAILED

Jan 29, 2003

INQUIRY AS TO SUSPENSION MAILED

LETTER OF SUSPENSION MAILED

Apr 16, 2002

LETTER OF SUSPENSION MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 03, 2002

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Jul 05, 2001

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Jun 20, 2001

ASSIGNED TO EXAMINER

IO

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by Phaidon Press Limited

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Rachel M. Hofstatter

Resources

Company