Who owns the STACK trademark?

The STACK trademark is owned by Stack Construction Technologies, Inc..

What class is the STACK trademark registered in?

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

What is the serial number for STACK?

The USPTO serial number for STACK is 88097401.

What is the registration number for STACK?

STACK is registered under USPTO registration number 5749553.

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STA

USPTO Trademark Record

REGISTERED

STACK

SN 88097401·Reg 5749553·Filed Aug 29, 2018

Owner Stack Construction Technologies, Inc.

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.

STACK (Serial No. 88097401), Registration No. 5749553, is a registered US trademark filed on Aug 29, 2018 by Stack Construction Technologies, Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: May 14, 2029

Mark Intelligence

STACK (Reg. #5749553) is a registered US trademark that has been protecting its owner, Stack Construction Technologies, Inc., since 2018. 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 29, 2018

SERIAL

88097401

REG#

5749553

REGISTERED

May 14, 2019

Filing Information

StatusREGISTERED

Filing DateAug 29, 2018

Serial Number88097401

Registration No.5749553

Registration DateMay 14, 2019

Status DateSep 25, 2025

Published for OppositionFeb 26, 2019

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jan 03, 2015

First use in commerce: Jan 03, 2015

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

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Status History

28 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 25, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Sep 25, 2025

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

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

Sep 25, 2025

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

TEAS SECTION 8 & 15 RECEIVED

May 14, 2025

TEAS SECTION 8 & 15 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 03, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 03, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Dec 03, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 03, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 03, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

May 14, 2024

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

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Oct 12, 2022

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

REGISTERED-PRINCIPAL REGISTER

May 14, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Feb 26, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 26, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 06, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jan 23, 2019

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Jan 22, 2019

ASSIGNED TO LIE

EXAMINERS AMENDMENT -WRITTEN

Jan 08, 2019

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jan 08, 2019

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jan 08, 2019

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jan 08, 2019

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 08, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

PRIORITY ACTION WRITTEN

Dec 17, 2018

PRIORITY ACTION WRITTEN

PRIORITY ACTION E-MAILED

Dec 17, 2018

PRIORITY ACTION E-MAILED

NOTIFICATION OF PRIORITY ACTION E-MAILED

Dec 17, 2018

NOTIFICATION OF PRIORITY ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 12, 2018

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 08, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 01, 2018

NEW APPLICATION ENTERED

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