What is the serial number for GK?

The USPTO serial number for GK is 79177419.

What is the registration number for GK?

GK is registered under USPTO registration number 5056805.

USPTO Trademark Record

ABANDONED

GK

Q: Who owns the GK trademark?

The GK trademark is owned by Guided Knowledge IP Pty Ltd as trustee for the Guided Knowledge IP Unit Trust.

Q: What class is the GK trademark registered in?

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

SN 79177419·Reg 5056805·Filed Jun 04, 2015

Owner Guided Knowledge IP Pty Ltd as trustee for the Guided Knowledge IP Unit Trust

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.; 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.

GK (Serial No. 79177419), Registration No. 5056805, is a abandoned US trademark filed on Jun 04, 2015 by Guided Knowledge IP Pty Ltd as trustee for the Guided Knowledge IP Unit Trust. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 035 (Advertising, business management & retail services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 045 (Legal, security & personal social services).

Mark Intelligence

GK (Reg. #5056805) is an abandoned US trademark that was filed in 2015 but has since been abandoned. The mark covers Class 009 (Electronics, software & scientific instruments), Class 035 (Advertising, business management & retail 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 4 opposition proceedings during prosecution.

FILED

Jun 04, 2015

SERIAL

79177419

REG#

5056805

REGISTERED

Oct 11, 2016

Owner

Applicant

Guided Knowledge IP Pty Ltd as trustee for the Guided Knowledge IP Unit Trust

Entity

Not Provided

Address

Level 16, 1 Market Street, Sydney NSW 2000

Country

Attorney

NameEric Lamb

Law firm

Eric Lamb Frost Brown Todd LLC

Address

201 N ILLINOIS ST., Suite 1900, INDIANAPOLIS, IL 46204, UNITED STATES

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Filing Information

StatusABANDONED

Filing DateJun 04, 2015

Serial Number79177419

Registration No.5056805

Registration DateOct 11, 2016

Status DateJun 04, 2025

Published for OppositionJul 26, 2016

Mark TypeStylized characters

Status DescriptionUS registration is dead and cancelled

Filing Signals

FILED

2015

YEARS AGO

11y

CLASSES

MADRID FILINGS

—

Opposed 4× 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 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

45 events

DEATH OF INTERNATIONAL REGISTRATION

Feb 12, 2026

DEATH OF INTERNATIONAL REGISTRATION

NOTIFICATION OF EFFECT OF CANCELLATION OF INTL REG E-MAILED

Feb 12, 2026

NOTIFICATION OF EFFECT OF CANCELLATION OF INTL REG E-MAILED

DEATH OF INTERNATIONAL REGISTRATION

Dec 25, 2025

DEATH OF INTERNATIONAL REGISTRATION

NOTIFICATION OF EFFECT OF CANCELLATION OF INTL REG E-MAILED

Dec 25, 2025

NOTIFICATION OF EFFECT OF CANCELLATION OF INTL REG E-MAILED

TOTAL INVALIDATION PROCESSED BY THE IB

Feb 05, 2024

TOTAL INVALIDATION PROCESSED BY THE IB

GENERIC MADRID TRANSACTION CREATED

Jan 11, 2024

GENERIC MADRID TRANSACTION CREATED

GENERIC MADRID TRANSACTION SENT TO IB

Jan 11, 2024

GENERIC MADRID TRANSACTION SENT TO IB

TOTAL INVALIDATION OF REG EXT PROTECTION CREATED

Dec 28, 2023

TOTAL INVALIDATION OF REG EXT PROTECTION CREATED

CANCELLED SECTION 71

Apr 28, 2023

CANCELLED SECTION 71

NEW REPRESENTATIVE AT IB RECEIVED

Jan 07, 2022

NEW REPRESENTATIVE AT IB RECEIVED

COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED

Oct 11, 2021

COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED

NEW REPRESENTATIVE AT IB RECEIVED

Feb 15, 2019

NEW REPRESENTATIVE AT IB RECEIVED

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

Jan 18, 2019

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 18, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

FINAL DECISION TRANSACTION PROCESSED BY IB

Jul 01, 2017

FINAL DECISION TRANSACTION PROCESSED BY IB

GENERIC MADRID TRANSACTION CREATED

Feb 14, 2017

GENERIC MADRID TRANSACTION CREATED

GENERIC MADRID TRANSACTION SENT TO IB

Feb 14, 2017

GENERIC MADRID TRANSACTION SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jan 11, 2017

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

Oct 28, 2016

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

CHANGE OF NAME/ADDRESS REC'D FROM IB

Oct 15, 2016

CHANGE OF NAME/ADDRESS REC'D FROM IB

REGISTERED-PRINCIPAL REGISTER

Oct 11, 2016

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jul 26, 2016

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 26, 2016

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 06, 2016

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

Jul 06, 2016

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Jul 06, 2016

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jun 20, 2016

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 16, 2016

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Jun 14, 2016

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jun 14, 2016

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jun 14, 2016

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jun 14, 2016

EXAMINER'S AMENDMENT ENTERED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 07, 2016

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 07, 2016

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Jun 06, 2016

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 24, 2016

TEAS RESPONSE TO OFFICE ACTION RECEIVED

REFUSAL PROCESSED BY IB

Dec 31, 2015

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Dec 09, 2015

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Dec 09, 2015

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

APPLICATION FILING RECEIPT MAILED

Dec 08, 2015

APPLICATION FILING RECEIPT MAILED

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Dec 08, 2015

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Dec 07, 2015

NON-FINAL ACTION WRITTEN

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 04, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

ASSIGNED TO EXAMINER

Dec 04, 2015

ASSIGNED TO EXAMINER

SN ASSIGNED FOR SECT 66A APPL FROM IB

Dec 03, 2015

SN ASSIGNED FOR SECT 66A APPL FROM IB

GK

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