Who owns the WEFLO trademark?

The WEFLO trademark is owned by QINGDAO WEFLO VALVE CO., LTD..

What class is the WEFLO trademark registered in?

The WEFLO trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for WEFLO?

The USPTO serial number for WEFLO is 79223247.

What is the registration number for WEFLO?

WEFLO is registered under USPTO registration number 5592521.

WEFLO - Owned by QINGDAO WEFLO VALVE CO., LTD. - (Class 009, Class 011)

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal 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 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 031, 034

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

Filing Basis & Declarations

Trademark

Status History

37 events

PARTIAL INVALIDATION PROCESSED BY THE IB

Apr 02, 2026

Code INNP

INVALIDATION PROCESSED

Feb 23, 2026

Code INPC

PARTIAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

Feb 23, 2026

Code INPS

PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED

Sep 10, 2025

Code INPR

PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED

Sep 04, 2025

Code INPR

REGISTERED-SEC.71 ACCEPTED

Jan 04, 2025

Code 71AG

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

Jan 04, 2025

Code NA71

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 30, 2024

Code APRE

TEAS SECTION 71 RECEIVED

Jun 03, 2024

Code ES71

COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED

Oct 30, 2023

Code REM3

NEW REPRESENTATIVE AT IB RECEIVED

Jun 05, 2021

Code NREP

FINAL DECISION TRANSACTION PROCESSED BY IB

Mar 01, 2019

Code FINO

FINAL DISPOSITION PROCESSED

Feb 08, 2019

Code FIMP

FINAL DISPOSITION NOTICE SENT TO IB

Feb 08, 2019

Code FICS

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jan 30, 2019

Code FICR

REGISTERED-PRINCIPAL REGISTER

Oct 30, 2018

Code R.PR

PUBLISHED FOR OPPOSITION

Aug 14, 2018

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 14, 2018

Code NPUB

NOTIFICATION PROCESSED BY IB

Aug 11, 2018

Code GPNX

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

Jul 25, 2018

Code OP2R

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 25, 2018

Code NONP

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Jul 25, 2018

Code OPNS

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 09, 2018

Code CNSA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 09, 2018

Code TEME

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 08, 2018

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 08, 2018

Code CRFA

CORRECTION FROM THE IB EXAMINED, NO ACTION IS NEEDED

May 21, 2018

Code CORN

CORRECTION TRANSACTION RECEIVED FROM IB

May 04, 2018

Code CRCV

REFUSAL PROCESSED BY IB

Jan 27, 2018

Code RFNT

REFUSAL PROCESSED BY MPU

Jan 11, 2018

Code RFRR

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Jan 11, 2018

Code RFCS

APPLICATION FILING RECEIPT MAILED

Dec 22, 2017

Code MAFR

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Dec 21, 2017

Code RFCR

NON-FINAL ACTION WRITTEN

Dec 20, 2017

Code CNRT

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 18, 2017

Code NWOS

ASSIGNED TO EXAMINER

Dec 18, 2017

Code DOCK

SN ASSIGNED FOR SECT 66A APPL FROM IB

Dec 14, 2017

Code REPR

Other Marks by QINGDAO WEFLO VALVE CO., LTD.

Additional USPTO filings from the same owner.

SPK

SPKING

79357110

QINGDAO WEFLO VALVE CO., LTD.

REGISTERED

WEF

WEFLO

85053427

QINGDAO WEFLO VALVE CO., LTD.

REGISTERED

Other Marks by Alexander Lazouski

Additional USPTO filings handled by the same attorney of record.

BYB

BYBORRE

79232934

REGISTERED

LOG

LogoMark

90014457

REGISTERED

AXE

AXENCE

79172112

REGISTERED

EDE

EDENISTE

79251643

REGISTERED

WEFLO

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by QINGDAO WEFLO VALVE CO., LTD.

Other Marks by Alexander Lazouski

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