Who owns the LIBRARY STACK trademark?

The LIBRARY STACK trademark is owned by Library Stack, LLC.

What class is the LIBRARY STACK trademark registered in?

The LIBRARY STACK trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for LIBRARY STACK?

The USPTO serial number for LIBRARY STACK is 90257065.

What is the registration number for LIBRARY STACK?

LIBRARY STACK is registered under USPTO registration number 6410070.

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Home Search: LIBRARY STACKLIBRARY STACK #90257065

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Updated Sep 21, 2026·9 searches this week

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LIB

USPTO Trademark Record

REGISTERED

LIBRARY STACK

SN 90257065·Reg 6410070·Filed Oct 15, 2020

Owner Library Stack, LLC

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.

LIBRARY STACK (Serial No. 90257065), Registration No. 6410070, is a registered US trademark filed on Oct 15, 2020 by Library Stack, LLC. This trademark covers Class 042 (Scientific, technology & SaaS services).

Renewal window: July 06, 2027287 days remaining

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Mark Intelligence

LIBRARY STACK (Reg. #6410070) is a registered US trademark that has been protecting its owner, Library Stack, LLC, since 2020. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 15, 2020

SERIAL

90257065

REG#

6410070

REGISTERED

Jul 06, 2021

Filing Information

StatusREGISTERED

Filing DateOct 15, 2020

Serial Number90257065

Registration No.6410070

Registration DateJul 06, 2021

Status DateJul 06, 2021

Published for OppositionApr 20, 2021

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Sep 01, 2016

First use in commerce: Sep 01, 2017

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

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Status History

14 events

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Jul 06, 2026

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Jul 06, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Apr 20, 2021

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 20, 2021

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 31, 2021

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Mar 16, 2021

ASSIGNED TO EXAMINER

EXAMINERS AMENDMENT -WRITTEN

Mar 16, 2021

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Mar 16, 2021

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Mar 16, 2021

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Mar 16, 2021

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 16, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Dec 04, 2020

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 03, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Oct 19, 2020

NEW APPLICATION ENTERED

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