Who owns the HELIO GREENTECH trademark?

The HELIO GREENTECH trademark is owned by Helio GreenTech LLC.

What class is the HELIO GREENTECH trademark registered in?

The HELIO GREENTECH trademark is registered in Class 037 (Construction, installation & repair services).

What is the serial number for HELIO GREENTECH?

The USPTO serial number for HELIO GREENTECH is 99325206.

What is the registration number for HELIO GREENTECH?

HELIO GREENTECH is registered under USPTO registration number 8184919.

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Updated Nov 7, 2026·31 searches this week

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Section 8 declaration window

March 24, 2032

1963 days remaining

HEL

HELIO GREENTECH

REGISTERED

Serial: 99325206
Reg: 8184919
Filed: Aug 07, 2025
Owner: Helio GreenTech LLC

Construction services; installation and repair services; mining extraction, oil and gas drilling.

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 037Construction, installation & repair services

US codes: 100, 103, 106

First use anywhere: Apr 12, 2019

First use in commerce: Apr 12, 2019

Construction services; installation and repair services; mining extraction, oil and gas drilling.

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

Status History

16 events

REGISTERED-PRINCIPAL REGISTER

Mar 24, 2026

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Mar 24, 2026

Code NRCC

PUBLISHED FOR OPPOSITION

Feb 03, 2026

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 03, 2026

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 28, 2026

Code NONP

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 09, 2026

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 09, 2026

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 09, 2026

Code TEME

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 09, 2026

Code CNSA

NON-FINAL ACTION WRITTEN

Dec 22, 2025

Code CNRT

NON-FINAL ACTION E-MAILED

Dec 22, 2025

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 22, 2025

Code GNRN

ASSIGNED TO EXAMINER

Dec 21, 2025

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 16, 2025

Code NWOS

NEW APPLICATION ENTERED

Aug 07, 2025

Code NWAP

APPLICATION FILING RECEIPT MAILED

Aug 07, 2025

Code MAFR

HELIO GREENTECH

What to file next

Full Goods & Services

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