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Official data from USPTO

BOOKCHAIN

Did you know this trademark is already registered in United States?

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Active USPTO registrationType: WordOffice: United States

Quick snapshot

BOOKCHAIN

ST13

US500000088449174

Class

9, 35, 41, 42

Filing

88449174

Registration

5971393

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

23

Latest update

06/03/2026

Trademark type

Word

Nice classes

9, 35, 41, 42

Filing date

05/28/2019

Registration date

01/28/2020

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

06/02/2026

Last transaction

06/03/2026

Responsible office

United States Patent and Trademark Office

Status code

701

Official register

Principal Register

First use anywhere

12/31/2018

First use in commerce

12/31/2018

Drawing code

4

Owner type

03

Owner location

Brossard, Quebec, CA

Examiner

WEIGLE, KATHERINE CONNOLLY

Current location

Historical data usage

Holders and representatives

Holders

Scenarex Inc.

Representatives

Philip L. Conrad Decode Legal Inc.

Technical classification

Nice Classes

Class 9Class 35Class 41Class 42

Vienna Codes

No Vienna codes available.

Goods and services

Class 9

Recorded and downloadable software for control and verification of copyright and digital rights management (DRM) for electronic publicationsallowing online publication and distribution of electronic booksallowing for automatic distribution and payment of royalties

Class 35

Business management services featuring administration services regarding third party electronic publicationsadministrative processing of purchase orders; On-line retail store services featuring downloadable electronic books

Class 41

Online publication of electronic books; Lending of electronic fileselectronic book rental via the internet

Class 42

Technological servicesprovision of an online platform featuring online non-downloadable computer software that provides for control and verification of copyright for electronic publicationsallows online publicationdistribution and reading of electronic books using blockchain technology; design and development of computer software that provides for control and verification of copyright for electronic publications and allows online publicationdistribution and reading of electronic books using blockchain technology; Electronic storage of files and data encryption services; Providing online non-downloadable computer software platforms for electronic publishing using blockchain technology

Publications

History of USPTO decisions and trademark events.

23 publications found

NAS8

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

06/02/2026

8.OK

REGISTERED - SEC. 8 (6-YR) ACCEPTED

06/02/2026

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

06/01/2026

ES8R

TEAS SECTION 8 RECEIVED

01/28/2026

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

12/08/2025

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

12/08/2025

REAP

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

12/08/2025

REM1

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

01/28/2025

R.PR

REGISTERED-PRINCIPAL REGISTER

01/28/2020

NPUB

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

11/12/2019

PUBO

PUBLISHED FOR OPPOSITION

11/12/2019

NONP

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

10/23/2019

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

10/09/2019

TEME

TEAS/EMAIL CORRESPONDENCE ENTERED

10/08/2019

CRFA

CORRESPONDENCE RECEIVED IN LAW OFFICE

10/08/2019

ALIE

ASSIGNED TO LIE

10/04/2019

TROA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

09/27/2019

GNRN

NOTIFICATION OF NON-FINAL ACTION E-MAILED

08/16/2019

GNRT

NON-FINAL ACTION E-MAILED

08/16/2019

CNRT

NON-FINAL ACTION WRITTEN

08/16/2019

DOCK

ASSIGNED TO EXAMINER

08/16/2019

NWOS

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

06/12/2019

NWAP

NEW APPLICATION ENTERED

05/31/2019

Continuous trademark protection

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