REM1
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
07/06/2026
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Official data from USPTO
LIBRARY STACK
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Active USPTO registrationType: CombinedOffice: United States
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
14
Latest update
07/06/2026
Trademark type
Combined
Nice classes
42
Filing date
10/15/2020
Registration date
07/06/2021
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
07/06/2021
Last transaction
07/06/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
First use anywhere
09/01/2016
First use in commerce
09/01/2017
Drawing code
3
Owner type
16
Owner location
New Haven, CT, US
Examiner
NEPTUNE, EVONNE MARIE
Law office
N90
Current location
PUBLICATION AND ISSUE SECTION
Mark description
The mark consists of the words "LIBRARY STACK" with a rectangle to the right of the "K".
Holders and representatives
Holders
Library Stack, LLC
Representatives
RICHARD S. FINKELSTEIN RC TRADEMARK COMPANY, LLC
Technical classification
Nice Classes
Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 42
Providing a web site featuring technology that enables users to access metadata and media files from a collection of digital publicationsview digital media contents in various display formssaveeditshare and export metadata from a websiteadd new metadata within individual user accounts; Software as a service (SAAS) services featuring software for accessing metadata through bibliographic database systemsoperating a cloud-based archiving service for digital media filesmanaging user authentication protocolsdistribution and lending access for commercially controlled filespublishing original multi-media digital files
Publications
History of USPTO decisions and trademark events.
14 publications found
R.PR
REGISTERED-PRINCIPAL REGISTER
07/06/2021
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
04/20/2021
PUBO
PUBLISHED FOR OPPOSITION
04/20/2021
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
03/31/2021
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
03/16/2021
XAEC
EXAMINER'S AMENDMENT ENTERED
03/16/2021
GNEN
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
03/16/2021
GNEA
EXAMINERS AMENDMENT E-MAILED
03/16/2021
CNEA
EXAMINERS AMENDMENT -WRITTEN
03/16/2021
DOCK
ASSIGNED TO EXAMINER
03/16/2021
MDSC
NOTICE OF DESIGN SEARCH CODE E-MAILED
12/04/2020
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
12/03/2020
NWAP
NEW APPLICATION ENTERED
10/19/2020
Continuous trademark protection
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