Who owns the CHALLENGE WORKS trademark?

The CHALLENGE WORKS trademark is owned by Nesta.

What is the serial number for CHALLENGE WORKS?

The USPTO serial number for CHALLENGE WORKS is 97866827.

What is the registration number for CHALLENGE WORKS?

CHALLENGE WORKS is registered under USPTO registration number 8418581.

CHA

USPTO Trademark Record

REGISTERED

CHALLENGE WORKS

Q: What class is the CHALLENGE WORKS trademark registered in?

The CHALLENGE WORKS trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 035 (Advertising, business management & retail services), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 045 (Legal, security & personal social services).

SN 97866827·Reg 8418581·Filed Mar 31, 2023

Owner Nesta

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.; Advertising; business management, organization and administration; office functions.; Financial, monetary and banking services; insurance services; real estate services.; 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.; Legal services; security services for the physical protection of tangible property and individuals; dating services, online social networking services; funerary services; babysitting.

CHALLENGE WORKS (Serial No. 97866827), Registration No. 8418581, is a registered US trademark filed on Mar 31, 2023 by Nesta. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 035 (Advertising, business management & retail services), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 045 (Legal, security & personal social services).

early section 8: September 01, 2032

Mark Intelligence

CHALLENGE WORKS (Reg. #8418581) is a registered US trademark that has been protecting its owner, Nesta, since 2023. The mark covers Class 009 (Electronics, software & scientific instruments), Class 035 (Advertising, business management & retail services), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services) and Class 045 (Legal, security & personal social 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

Mar 31, 2023

SERIAL

97866827

REG#

8418581

REGISTERED

Sep 01, 2026

Owner

Applicant

Nesta

Entity

Not Provided

Address

58 Victoria Embankment, London, EC4Y0DS

Country

Attorney

NameB. Michelle Alvey

Law firm

B. Michelle Alvey HUSCH BLACKWELL LLP

Docket

55593.477

Address

8001 FORSYTH BLVD., SUITE 1500, ST. LOUIS, MO 63105, United States

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Filing Information

StatusREGISTERED

Filing DateMar 31, 2023

Serial Number97866827

Registration No.8418581

Registration DateSep 01, 2026

Status DateSep 01, 2026

Published for OppositionSep 09, 2025

Mark TypeStandard characters

Attorney Docket55593.477

Status DescriptionLive and registered

Filing Signals

FILED

2023

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

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

Advertising; business management, organization and administration; office functions.

Class 036Insurance, financial & real estate services

US codes: 100, 101, 102

Financial, monetary and banking services; insurance services; real estate services.

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.

Class 045Legal, security & personal social services

US codes: 100, 101

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

33 events

REGISTERED-PRINCIPAL REGISTER

Sep 01, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 01, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ITU LETTER MAILED, NO RESPONSE REQUIRED

Aug 13, 2026

ITU LETTER MAILED, NO RESPONSE REQUIRED

NOTICE OF ALLOWANCE CANCELLED

Aug 13, 2026

NOTICE OF ALLOWANCE CANCELLED

1(B) BASIS DELETED; PROCEED TO REGISTRATION

Aug 13, 2026

1(B) BASIS DELETED; PROCEED TO REGISTRATION

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Aug 10, 2026

CASE ASSIGNED TO INTENT TO USE PARALEGAL

SOU TEAS EXTENSION RECEIVED

May 04, 2026

SOU TEAS EXTENSION RECEIVED

TEAS DELETE 1(B) BASIS RECEIVED

Feb 24, 2026

TEAS DELETE 1(B) BASIS RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Nov 04, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Sep 09, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 09, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 03, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

DATA MODIFICATION COMPLETED

Aug 11, 2025

DATA MODIFICATION COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 11, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

Aug 10, 2025

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

Apr 25, 2025

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 25, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 25, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

Feb 04, 2025

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

SUSPENSION LETTER WRITTEN

Jun 18, 2024

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Jun 18, 2024

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Jun 18, 2024

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 29, 2024

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 29, 2024

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

May 29, 2024

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Mar 25, 2024

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Mar 25, 2024

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

ASSIGNED TO EXAMINER

Dec 27, 2023

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Dec 27, 2023

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 27, 2023

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 27, 2023

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 24, 2023

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 04, 2023

NEW APPLICATION ENTERED

CHALLENGE WORKS

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Other Marks by Nesta

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

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