Who owns the BLOCKSTACK trademark?

The BLOCKSTACK trademark is owned by BLOCKSTACK PBC.

What class is the BLOCKSTACK trademark registered in?

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

What is the serial number for BLOCKSTACK?

The USPTO serial number for BLOCKSTACK is 86722861.

What is the registration number for BLOCKSTACK?

BLOCKSTACK is registered under USPTO registration number 5230251.

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USPTO Trademark Record

ABANDONED

BLOCKSTACK

SN 86722861·Reg 5230251·Filed Aug 12, 2015

Owner BLOCKSTACK PBC

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.

BLOCKSTACK (Serial No. 86722861), Registration No. 5230251, is a abandoned US trademark filed on Aug 12, 2015 by BLOCKSTACK PBC. This trademark covers Class 042 (Scientific, technology & SaaS services).

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Mark Intelligence

BLOCKSTACK (Reg. #5230251) is an abandoned US trademark that was filed in 2015 but has since been abandoned. 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

Aug 12, 2015

SERIAL

86722861

REG#

5230251

REGISTERED

Jun 27, 2017

Filing Information

StatusABANDONED

Filing DateAug 12, 2015

Serial Number86722861

Registration No.5230251

Registration DateJun 27, 2017

Status DateJan 12, 2024

Published for OppositionApr 11, 2017

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: May 21, 2015

First use in commerce: May 21, 2015

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

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Status History

34 events

CANCELLED SEC. 8 (6-YR)

Jan 12, 2024

CANCELLED SEC. 8 (6-YR)

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 08, 2022

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Dec 08, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 08, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 08, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 08, 2022

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jun 27, 2022

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

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Apr 19, 2019

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

REVIEW OF CORRESPONDENCE COMPLETE - POWER OF ATTORNEY ENTERED

Apr 19, 2019

REVIEW OF CORRESPONDENCE COMPLETE - POWER OF ATTORNEY ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 19, 2019

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Apr 19, 2019

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Mar 20, 2019

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Apr 18, 2018

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED-PRINCIPAL REGISTER

Jun 27, 2017

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Apr 11, 2017

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 11, 2017

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 22, 2017

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Mar 06, 2017

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 24, 2017

APPROVED FOR PUB - PRINCIPAL REGISTER

NON-FINAL ACTION WRITTEN

Feb 20, 2017

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Feb 20, 2017

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Feb 20, 2017

NOTIFICATION OF NON-FINAL ACTION E-MAILED

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

Dec 12, 2016

SUSPENSION CHECKED - TO ATTORNEY FOR ACTION

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Aug 08, 2016

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Aug 08, 2016

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

ASSIGNED TO LIE

Jun 06, 2016

ASSIGNED TO LIE

REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED

Jun 06, 2016

REPORT COMPLETED SUSPENSION CHECK CASE STILL SUSPENDED

SUSPENSION LETTER WRITTEN

Nov 30, 2015

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Nov 30, 2015

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Nov 30, 2015

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

ASSIGNED TO EXAMINER

Nov 24, 2015

ASSIGNED TO EXAMINER

NOTICE OF PSEUDO MARK E-MAILED

Aug 18, 2015

NOTICE OF PSEUDO MARK E-MAILED

NEW APPLICATION ENTERED

Aug 17, 2015

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 17, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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