Who owns the EXTENSION ENGINE trademark?

The EXTENSION ENGINE trademark is owned by ExtensionEngine, LLC.

What class is the EXTENSION ENGINE trademark registered in?

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

What is the serial number for EXTENSION ENGINE?

The USPTO serial number for EXTENSION ENGINE is 88632571.

What is the registration number for EXTENSION ENGINE?

EXTENSION ENGINE is registered under USPTO registration number 6046333.

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Section 8 grace period ends

November 05, 2026

3 days remaining

EXT

EXTENSION ENGINE

REGISTERED

Serial: 88632571
Reg: 6046333
Filed: Sep 26, 2019
Owner: ExtensionEngine, LLC

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.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline 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 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Mar 01, 2019

First use in commerce: Mar 01, 2019

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

Status History

16 events

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

May 05, 2025

Code REM1

REGISTERED-PRINCIPAL REGISTER

May 05, 2020

Code R.PR

PUBLISHED FOR OPPOSITION

Feb 18, 2020

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 18, 2020

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 29, 2020

Code NONP

ASSIGNED TO LIE

Jan 13, 2020

Code ALIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 07, 2020

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 07, 2020

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 07, 2020

Code TEME

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 07, 2020

Code CNSA

ASSIGNED TO EXAMINER

Dec 30, 2019

Code DOCK

NON-FINAL ACTION WRITTEN

Dec 30, 2019

Code CNRT

NON-FINAL ACTION E-MAILED

Dec 30, 2019

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 30, 2019

Code GNRN

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 01, 2019

Code NWOS

NEW APPLICATION ENTERED

Sep 30, 2019

Code NWAP

EXTENSION ENGINE

What to file next

Full Goods & Services

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