Who owns the STACKLY trademark?

The STACKLY trademark is owned by Successly, Inc..

What class is the STACKLY trademark registered in?

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

What is the serial number for STACKLY?

The USPTO serial number for STACKLY is 88643695.

What is the registration number for STACKLY?

STACKLY is registered under USPTO registration number 6047057.

Sealvo

Home Search: STACKLYSTACKLY #88643695

Back

Updated Sep 29, 2026·42 searches this week

View on USPTO TSDR Find similar marks

STA

USPTO Trademark Record

REGISTERED

STACKLY

SN 88643695·Reg 6047057·Filed Oct 05, 2019

Owner Successly, 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.

STACKLY (Serial No. 88643695), Registration No. 6047057, is a registered US trademark filed on Oct 05, 2019 by Successly, Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

renewal grace 6y period: November 05, 202636 days remaining

Conflict Analysis

Full conflict analysis for STACKLY (SN 88643695) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

STACKLY (Reg. #6047057) is a registered US trademark that has been protecting its owner, Successly, Inc., since 2019. 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

Oct 05, 2019

SERIAL

88643695

REG#

6047057

REGISTERED

May 05, 2020

Filing Information

StatusREGISTERED

Filing DateOct 05, 2019

Serial Number88643695

Registration No.6047057

Registration DateMay 05, 2020

Status DateMay 05, 2020

Published for OppositionFeb 18, 2020

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: Feb 01, 2019

First use in commerce: Mar 01, 2019

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

9 events

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

May 05, 2025

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

REGISTERED-PRINCIPAL REGISTER

May 05, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Feb 18, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 18, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 29, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 10, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Jan 09, 2020

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Oct 09, 2019

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 09, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

STACKLY

Run a conflict check

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company