Who owns the BUSUU trademark?

The BUSUU trademark is owned by Busuu Limited.

What is the serial number for BUSUU?

The USPTO serial number for BUSUU is 79155112.

What is the registration number for BUSUU?

BUSUU is registered under USPTO registration number 4838824.

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BUS

USPTO Trademark Record

REGISTERED

BUSUU

Q: What class is the BUSUU trademark registered in?

The BUSUU trademark is registered in Class 038 (Telecommunications services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

SN 79155112·Reg 4838824·Filed May 27, 2014

Owner Busuu Limited

Telecommunications.; 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.

BUSUU (Serial No. 79155112), Registration No. 4838824, is a registered US trademark filed on May 27, 2014 by Busuu Limited. This trademark covers Class 038 (Telecommunications services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: October 29, 2035

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Full conflict analysis for BUSUU (SN 79155112) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

BUSUU (Reg. #4838824) is a registered US trademark that has been protecting its owner, Busuu Limited, since 2014. The mark covers Class 038 (Telecommunications services), Class 041 (Education & entertainment services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Telecommunications.; Education; providing of training; entertainment; sporting and cultural activities.; Scientific and .... The mark faced 3 opposition proceedings during prosecution.

FILED

May 27, 2014

SERIAL

79155112

REG#

4838824

REGISTERED

Oct 27, 2015

Filing Information

StatusREGISTERED

Filing DateMay 27, 2014

Serial Number79155112

Registration No.4838824

Registration DateOct 27, 2015

Status DateFeb 25, 2026

Published for OppositionAug 11, 2015

Filing Basis & Declarations

Standard Characters Claimed

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 038Telecommunications services

US codes: 100, 101, 104

Telecommunications.

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.

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Status History

39 events

REGISTERED-SEC.71 ACCEPTED

Feb 25, 2026

REGISTERED-SEC.71 ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

Feb 25, 2026

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 23, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 71 RECEIVED

Oct 27, 2025

TEAS SECTION 71 RECEIVED

CHANGE OF NAME/ADDRESS REC'D FROM IB

Aug 28, 2025

CHANGE OF NAME/ADDRESS REC'D FROM IB

COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED

Oct 28, 2024

COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED

INTERNATIONAL REGISTRATION RENEWED

Jun 21, 2024

INTERNATIONAL REGISTRATION RENEWED

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

Jun 13, 2022

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

REGISTERED-SEC.71 ACCEPTED

Jun 12, 2022

REGISTERED-SEC.71 ACCEPTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 06, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 71 RECEIVED

Oct 27, 2021

TEAS SECTION 71 RECEIVED

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

Oct 27, 2020

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

CHANGE OF NAME/ADDRESS REC'D FROM IB

Oct 02, 2020

CHANGE OF NAME/ADDRESS REC'D FROM IB

FINAL DECISION TRANSACTION PROCESSED BY IB

Mar 04, 2016

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Feb 16, 2016

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Feb 16, 2016

FINAL DISPOSITION NOTICE SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jan 27, 2016

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Oct 27, 2015

REGISTERED-PRINCIPAL REGISTER

NOTIFICATION PROCESSED BY IB

Aug 21, 2015

NOTIFICATION PROCESSED BY IB

PUBLISHED FOR OPPOSITION

Aug 11, 2015

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 11, 2015

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

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

Aug 05, 2015

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

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Aug 05, 2015

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 22, 2015

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO LIE

Jul 03, 2015

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jul 03, 2015

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 17, 2015

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 28, 2015

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 28, 2015

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

May 28, 2015

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Dec 20, 2014

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Nov 28, 2014

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Nov 28, 2014

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Nov 27, 2014

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Nov 26, 2014

NON-FINAL ACTION WRITTEN

APPLICATION FILING RECEIPT MAILED

Nov 25, 2014

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 21, 2014

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

ASSIGNED TO EXAMINER

Nov 21, 2014

ASSIGNED TO EXAMINER

SN ASSIGNED FOR SECT 66A APPL FROM IB

Nov 20, 2014

SN ASSIGNED FOR SECT 66A APPL FROM IB

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