Who owns the FLEX-VENT trademark?

The FLEX-VENT trademark is owned by Marshall Excelsior Co..

What class is the FLEX-VENT trademark registered in?

The FLEX-VENT trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for FLEX-VENT?

The USPTO serial number for FLEX-VENT is 85214851.

What is the registration number for FLEX-VENT?

FLEX-VENT is registered under USPTO registration number 4129507.

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USPTO Trademark Record

REGISTERED

FLEX-VENT

SN 85214851·Reg 4129507·Filed Jan 11, 2011

Owner Marshall Excelsior Co.

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

FLEX-VENT (Serial No. 85214851), Registration No. 4129507, is a registered US trademark filed on Jan 11, 2011 by Marshall Excelsior Co.. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Section 8/9 declaration window: April 19, 2032

Conflict Analysis

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Mark Intelligence

FLEX-VENT (Reg. #4129507) is a registered US trademark that has been protecting its owner, Marshall Excelsior Co., since 2011. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 11, 2011

SERIAL

85214851

REG#

4129507

REGISTERED

Apr 17, 2012

Filing Information

StatusREGISTERED

Filing DateJan 11, 2011

Serial Number85214851

Registration No.4129507

Registration DateApr 17, 2012

Status DateApr 03, 2023

Published for OppositionJun 14, 2011

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

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

First use anywhere: Mar 31, 2011

First use in commerce: Mar 31, 2011

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.

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Status History

53 events

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Sep 18, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 18, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 18, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 22, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jan 22, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 22, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Apr 03, 2023

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Apr 03, 2023

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Apr 03, 2023

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

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Mar 29, 2023

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 04, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Oct 04, 2022

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 11, 2022

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

TEAS SECTION 8 & 9 RECEIVED

Apr 08, 2022

TEAS SECTION 8 & 9 RECEIVED

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

Apr 17, 2021

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 24, 2018

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Apr 24, 2018

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

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

Apr 24, 2018

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

TEAS SECTION 8 & 15 RECEIVED

Apr 13, 2018

TEAS SECTION 8 & 15 RECEIVED

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

Apr 17, 2017

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

REGISTERED-PRINCIPAL REGISTER

Apr 17, 2012

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Mar 13, 2012

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

LAW OFFICE REGISTRATION REVIEW COMPLETED

Mar 10, 2012

LAW OFFICE REGISTRATION REVIEW COMPLETED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Mar 09, 2012

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

Mar 07, 2012

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Mar 01, 2012

CASE ASSIGNED TO INTENT TO USE PARALEGAL

USE AMENDMENT FILED

Jan 30, 2012

USE AMENDMENT FILED

TEAS STATEMENT OF USE RECEIVED

Jan 30, 2012

TEAS STATEMENT OF USE RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Aug 09, 2011

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jun 14, 2011

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 14, 2011

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

May 06, 2011

LAW OFFICE PUBLICATION REVIEW COMPLETED

EXAMINERS AMENDMENT -WRITTEN

May 05, 2011

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

May 05, 2011

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 05, 2011

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

May 05, 2011

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

May 05, 2011

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

May 04, 2011

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

May 04, 2011

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 04, 2011

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

ASSIGNED TO LIE

May 04, 2011

ASSIGNED TO LIE

EXAMINER'S AMENDMENT ENTERED

May 04, 2011

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 20, 2011

APPROVED FOR PUB - PRINCIPAL REGISTER

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Apr 20, 2011

PREVIOUS ALLOWANCE COUNT WITHDRAWN

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 31, 2011

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 31, 2011

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 31, 2011

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Mar 19, 2011

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 19, 2011

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 19, 2011

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Mar 11, 2011

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Jan 14, 2011

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 14, 2011

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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