Who owns the ZEN trademark?

The ZEN trademark is owned by Zen Blockchain Foundation.

What class is the ZEN trademark registered in?

The ZEN trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

What is the serial number for ZEN?

The USPTO serial number for ZEN is 88017354.

What is the registration number for ZEN?

ZEN is registered under USPTO registration number 5795863.

ZEN - Owned by Zen Blockchain Foundation - (Class 009, Class 042)

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 009Electronics, software & scientific instruments

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

First use anywhere: May 01, 2019

First use in commerce: May 01, 2019

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.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: May 01, 2019

First use in commerce: May 01, 2019

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.

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Status History

25 events

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Oct 21, 2025

Code C15A

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Oct 21, 2025

Code NA85

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 20, 2025

Code APRE

TEAS SECTION 8 & 15 RECEIVED

Jun 19, 2025

Code E815

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

Jul 02, 2024

Code REM1

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 20, 2022

Code TCCA

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

Jun 20, 2022

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 20, 2022

Code ARAA

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 20, 2022

Code COAR

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 20, 2022

Code CHAN

REGISTERED-PRINCIPAL REGISTER

Jul 02, 2019

Code R.PR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

May 28, 2019

Code SUNA

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

May 25, 2019

Code CNPR

STATEMENT OF USE PROCESSING COMPLETE

May 25, 2019

Code SUPC

CASE ASSIGNED TO INTENT TO USE PARALEGAL

May 23, 2019

Code AITU

TEAS STATEMENT OF USE RECEIVED

May 10, 2019

Code EISU

USE AMENDMENT FILED

May 10, 2019

Code IUAF

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jan 15, 2019

Code NOAM

PUBLISHED FOR OPPOSITION

Nov 20, 2018

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 20, 2018

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 31, 2018

Code NONP

ASSIGNED TO EXAMINER

Oct 12, 2018

Code DOCK

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 12, 2018

Code CNSA

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 02, 2018

Code NWOS

NEW APPLICATION ENTERED

Jun 30, 2018

Code NWAP

Other Marks by Zen Blockchain Foundation

Additional USPTO filings from the same owner.

EON

97682055

ZEN BLOCKCHAIN FOUNDATION

REGISTERED

HOR

HORIZEN EON

97682068

ZEN BLOCKCHAIN FOUNDATION

REGISTERED

COB

COBALT

97428318

Zen Blockchain Foundation

REGISTERED

TOK

TOKENMINT BY HORIZEN

97302508

Zen Blockchain Foundation

REGISTERED

Other Marks in Class 009 — Electronics, software & scientific instruments

Recently filed and registered marks in the same international class.

ZEN

86902902

EMPOWERED HOMES INC.

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ZEN

86112846

CASTAÑEDA ROURE, ANNIA SAVANNAH

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ZEN

79292029

BAUSCH + LOMB IRELAND LIMITED

REGISTERED

ZEN

79975525

ZEN Global

REGISTERED

Other Marks by John Di Giacomo

Additional USPTO filings handled by the same attorney of record.

EVO

EVOLVED YET PRIMAL

86308838

REGISTERED

BAN

BANANA TRIP

88171737

REGISTERED

COA

COACHED

99718911

REGISTERED

ALF

ALFIE

88788545

REGISTERED

ZEN

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by Zen Blockchain Foundation

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by John Di Giacomo

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