Who owns the HELI-ONE trademark?

The HELI-ONE trademark is owned by CHC LEASING S.A.R.L..

What is the serial number for HELI-ONE?

The USPTO serial number for HELI-ONE is 86203894.

What is the registration number for HELI-ONE?

HELI-ONE is registered under USPTO registration number 4853566.

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Home Search: HELI-ONEHELI-ONE #86203894

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HEL

USPTO Trademark Record

REGISTERED

HELI-ONE

Q: What class is the HELI-ONE trademark registered in?

The HELI-ONE trademark is registered in Class 035 (Advertising, business management & retail services), Class 037 (Construction, installation & repair services), Class 041 (Education & entertainment services).

SN 86203894·Reg 4853566·Filed Feb 25, 2014

Owner CHC LEASING S.A.R.L.

Advertising; business management, organization and administration; office functions.; Construction services; installation and repair services; mining extraction, oil and gas drilling.; Education; providing of training; entertainment; sporting and cultural activities.

HELI-ONE (Serial No. 86203894), Registration No. 4853566, is a registered US trademark filed on Feb 25, 2014 by CHC LEASING S.A.R.L.. This trademark covers Class 035 (Advertising, business management & retail services), Class 037 (Construction, installation & repair services), Class 041 (Education & entertainment services).

Section 8/9 declaration window: November 19, 2035

Conflict Analysis

Full conflict analysis for HELI-ONE (SN 86203894) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

HELI-ONE (Reg. #4853566) is a registered US trademark that has been protecting its owner, CHC LEASING S.A.R.L., since 2014. The mark covers Class 035 (Advertising, business management & retail services), Class 037 (Construction, installation & repair services) and Class 041 (Education & entertainment services) respectively. Goods and services include Advertising; business management, organization and administration; office functions.; Construction services; installatio.... The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 25, 2014

SERIAL

86203894

REG#

4853566

REGISTERED

Nov 17, 2015

Filing Information

StatusREGISTERED

Filing DateFeb 25, 2014

Serial Number86203894

Registration No.4853566

Registration DateNov 17, 2015

Status DateFeb 26, 2026

Published for OppositionSep 01, 2015

Filing Basis & Declarations

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

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1204176

480Mar 11, 2014

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Mar 01, 2006

First use in commerce: Mar 01, 2006

Advertising; business management, organization and administration; office functions.

Class 037Construction, installation & repair services

US codes: 100, 103, 106

First use anywhere: Mar 01, 2006

First use in commerce: Mar 01, 2006

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

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Mar 01, 2006

First use in commerce: Mar 01, 2006

Education; providing of training; entertainment; sporting and cultural activities.

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

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Status History

42 events

POST REGISTRATION ACTION CORRECTION

Feb 26, 2026

POST REGISTRATION ACTION CORRECTION

Feb 26, 2026

POST REGISTRATION ACTION CORRECTION

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Feb 26, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

REGISTERED - PARTIAL SEC. 8 (10-YR) ACCEPTED

Feb 26, 2026

REGISTERED - PARTIAL SEC. 8 (10-YR) ACCEPTED

REGISTERED - SEC. 9 GRANTED/CHECK RECORD FOR SEC. 8

Feb 26, 2026

REGISTERED - SEC. 9 GRANTED/CHECK RECORD FOR SEC. 8

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Feb 26, 2026

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF PARTIAL SEC. 8 & 9 EMAILED

Feb 26, 2026

NOTICE OF ACCEPTANCE OF PARTIAL SEC. 8 & 9 EMAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 23, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Nov 26, 2025

TEAS SECTION 8 & 9 RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 11, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Nov 18, 2024

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 27, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Dec 27, 2021

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

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

Dec 27, 2021

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

TEAS SECTION 8 & 15 RECEIVED

Sep 23, 2021

TEAS SECTION 8 & 15 RECEIVED

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

Nov 17, 2020

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

REGISTERED-PRINCIPAL REGISTER

Nov 17, 2015

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 01, 2015

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 01, 2015

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 12, 2015

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jul 30, 2015

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 29, 2015

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 28, 2015

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 27, 2015

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 27, 2015

CORRESPONDENCE RECEIVED IN LAW OFFICE

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Jan 27, 2015

PREVIOUS ALLOWANCE COUNT WITHDRAWN

NON-FINAL ACTION WRITTEN

Jan 27, 2015

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jan 27, 2015

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jan 27, 2015

NOTIFICATION OF NON-FINAL ACTION E-MAILED

WITHDRAWN FROM PUB - OG REVIEW QUERY

Jan 13, 2015

WITHDRAWN FROM PUB - OG REVIEW QUERY

ASSIGNED TO LIE

Dec 26, 2014

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Dec 26, 2014

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 09, 2014

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 08, 2014

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 08, 2014

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 08, 2014

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Jun 09, 2014

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jun 09, 2014

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 09, 2014

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jun 02, 2014

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 10, 2014

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Feb 28, 2014

NEW APPLICATION ENTERED

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