Who owns the LEFTBRAIN trademark?

The LEFTBRAIN trademark is owned by Leftbrain Limited.

What class is the LEFTBRAIN trademark registered in?

The LEFTBRAIN trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for LEFTBRAIN?

The USPTO serial number for LEFTBRAIN is 79203321.

What is the registration number for LEFTBRAIN?

LEFTBRAIN is registered under USPTO registration number 5298848.

LEFTBRAIN - Owned by Leftbrain Limited - (Class 009)

Full Goods & Services

Class 009Electronics, software & scientific instruments

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

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.

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

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Status History

26 events

TOTAL INVALIDATION PROCESSED BY THE IB

Mar 14, 2025

Code INNT

INVALIDATION PROCESSED

Feb 24, 2025

Code INPC

TOTAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

Feb 24, 2025

Code INTS

TOTAL INVALIDATION OF REG EXT PROTECTION CREATED

Dec 20, 2024

Code INTR

CANCELLED SECTION 71

Apr 19, 2024

Code C71T

CHANGE OF OWNER RECEIVED FROM IB

Nov 12, 2022

Code CHLD

FINAL DECISION TRANSACTION PROCESSED BY IB

Feb 03, 2018

Code FINV

FINAL DISPOSITION PROCESSED

Jan 17, 2018

Code FIMP

FINAL DISPOSITION NOTICE SENT TO IB

Jan 17, 2018

Code FICS

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jan 03, 2018

Code FICR

REGISTERED-PRINCIPAL REGISTER

Oct 03, 2017

Code R.PR

PUBLISHED FOR OPPOSITION

Jul 18, 2017

Code PUBO

NOTICE OF PUBLICATION

Jun 28, 2017

Code NPUB

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 08, 2017

Code CNSA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 07, 2017

Code TEME

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 05, 2017

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 05, 2017

Code CRFA

REFUSAL PROCESSED BY IB

Apr 09, 2017

Code RFNT

APPLICATION FILING RECEIPT MAILED

Mar 21, 2017

Code MAFR

REFUSAL PROCESSED BY MPU

Mar 20, 2017

Code RFRR

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Mar 20, 2017

Code RFCS

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Mar 18, 2017

Code RFCR

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 17, 2017

Code NWOS

ASSIGNED TO EXAMINER

Mar 17, 2017

Code DOCK

NON-FINAL ACTION WRITTEN

Mar 17, 2017

Code CNRT

SN ASSIGNED FOR SECT 66A APPL FROM IB

Mar 16, 2017

Code REPR

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Filing Basis & Declarations

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