Who owns the DURAPRO trademark?

The DURAPRO trademark is owned by Castrol Limited.

What class is the DURAPRO trademark registered in?

The DURAPRO trademark is registered in Class 004 (Industrial oils, fuels, lubricants & candles).

What is the serial number for DURAPRO?

The USPTO serial number for DURAPRO is 79437554.

What is the registration number for DURAPRO?

DURAPRO is registered under USPTO registration number 8340182.

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Updated Oct 19, 2026·16 searches this week

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DUR

USPTO Trademark Record

REGISTERED

DURAPRO

SN 79437554·Reg 8340182·Filed Oct 24, 2025

Owner Castrol Limited

Industrial oils and greases, wax; lubricants; dust absorbing, wetting and binding compositions; fuels and illuminants; candles and wicks for lighting.

DURAPRO (Serial No. 79437554), Registration No. 8340182, is a registered US trademark filed on Oct 24, 2025 by Castrol Limited. This trademark covers Class 004 (Industrial oils, fuels, lubricants & candles).

early section 8: July 14, 2032

Mark Intelligence

DURAPRO (Reg. #8340182) is a registered US trademark that has been protecting its owner, Castrol Limited, since 2025. The mark covers Class 004 (Industrial oils, fuels, lubricants & candles). Goods and services include Industrial oils and greases, wax; lubricants; dust absorbing, wetting and binding compositions; fuels and illuminants; c.... The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 24, 2025

SERIAL

79437554

REG#

8340182

REGISTERED

Jul 14, 2026

Filing Information

StatusREGISTERED

Filing DateOct 24, 2025

Serial Number79437554

Registration No.8340182

Registration DateJul 14, 2026

Status DateJul 14, 2026

Published for OppositionMay 26, 2026

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 004Industrial oils, fuels, lubricants & candles

US codes: 001, 006, 015

Industrial oils and greases, wax; lubricants; dust absorbing, wetting and binding compositions; fuels and illuminants; candles and wicks for lighting.

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

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Status History

19 events

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Oct 14, 2026

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Jul 14, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 14, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

May 26, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 26, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 20, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 30, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

REFUSAL PROCESSED BY IB

Apr 30, 2026

REFUSAL PROCESSED BY IB

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 29, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 29, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 29, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY MPU

Apr 16, 2026

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Apr 16, 2026

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Mar 11, 2026

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

ASSIGNED TO EXAMINER

Mar 10, 2026

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Mar 10, 2026

NON-FINAL ACTION WRITTEN

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 24, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Nov 24, 2025

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Nov 21, 2025

SN ASSIGNED FOR SECT 66A APPL FROM IB

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