Who owns the LF trademark?

The LF trademark is owned by Leo International, Inc..

What class is the LF trademark registered in?

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

What is the serial number for LF?

The USPTO serial number for LF is 86037375.

What is the registration number for LF?

LF is registered under USPTO registration number 4488624.

Sealvo

Home Search: LFLF #86037375

Back

Updated Oct 21, 2026·19 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

REGISTERED

LF

SN 86037375·Reg 4488624·Filed Aug 14, 2013

Owner Leo International, Inc.

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

LF (Serial No. 86037375), Registration No. 4488624, is a registered US trademark filed on Aug 14, 2013 by Leo International, Inc.. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Section 8/9 declaration window: February 27, 2034

Mark Intelligence

LF (Reg. #4488624) is a registered US trademark that has been protecting its owner, Leo International, Inc., since 2013. 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

Aug 14, 2013

SERIAL

86037375

REG#

4488624

REGISTERED

Feb 25, 2014

Filing Information

StatusREGISTERED

Filing DateAug 14, 2013

Serial Number86037375

Registration No.4488624

Registration DateFeb 25, 2014

Status DateMay 25, 2024

Published for OppositionDec 10, 2013

Filing Basis & Declarations

Filed as Use ApplicationUse 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: Jul 10, 2013

First use in commerce: Jul 10, 2013

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.

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

21 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 25, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

May 25, 2024

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

May 25, 2024

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

May 25, 2024

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

TEAS SECTION 8 & 9 RECEIVED

Feb 13, 2024

TEAS SECTION 8 & 9 RECEIVED

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

Feb 25, 2023

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 24, 2019

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Apr 24, 2019

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

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

Apr 24, 2019

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

TEAS SECTION 8 & 15 RECEIVED

Mar 20, 2019

TEAS SECTION 8 & 15 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 20, 2019

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Feb 25, 2019

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

REGISTERED-PRINCIPAL REGISTER

Feb 25, 2014

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Dec 10, 2013

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 10, 2013

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 20, 2013

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Nov 02, 2013

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 02, 2013

APPROVED FOR PUB - PRINCIPAL REGISTER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Aug 23, 2013

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 22, 2013

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Aug 17, 2013

NEW APPLICATION ENTERED

Other Marks by Leo International, Inc.

Additional USPTO filings from the same owner.

LOW

LOW-RAY

78427780

Leo International, Inc.

REGISTERED

LOG

LogoMark

78430871

Leo International, Inc.

REGISTERED

TUB

TUBE-RAY

78427748

Leo International, Inc.

REGISTERED

YOU

"YOUR PIPELINE CONNECTION"

78428549

Leo International, Inc.

REGISTERED

Other Marks in Class 011 — Lighting, heating, cooling & sanitary apparatus

Recently filed and registered marks in the same international class.

97217596

Lambent Holdings LLC

REGISTERED

97245386

LuxFlow, LLC

ABANDONED

86613287

LAIFU GROUP INTERNATIONAL INC

ABANDONED

LFB

LF BROS

99593729

Hongkai Zhao

REGISTERED

LF

Run a conflict check

Other Marks by Leo International, Inc.

Other Marks in Class 011 — Lighting, heating, cooling & sanitary apparatus

Get pre-filing clearance

Search 14M+ trademarks

Resources

Company