Who owns the L-FORMER trademark?

The L-FORMER trademark is owned by TOSHIBA MACHINE CO., LTD..

What is the serial number for L-FORMER?

The USPTO serial number for L-FORMER is 79173419.

What is the registration number for L-FORMER?

L-FORMER is registered under USPTO registration number 4894066.

Sealvo

Home Search: L-FORMERL-FORMER #79173419

Back

Updated Sep 25, 2026·27 searches this week

View on USPTO TSDR Find similar marks

LFO

USPTO Trademark Record

ABANDONED

L-FORMER

Q: What class is the L-FORMER trademark registered in?

The L-FORMER trademark is registered in Class 007 (Machines, machine tools & power-operated tools), Class 037 (Construction, installation & repair services).

SN 79173419·Reg 4894066·Filed May 25, 2015

Owner TOSHIBA MACHINE CO., LTD.

Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transmission components, except for land vehicles; agricultural implements, other than hand-operated hand tools; incubators for eggs; automatic vending machines.; Construction services; installation and repair services; mining extraction, oil and gas drilling.

L-FORMER (Serial No. 79173419), Registration No. 4894066, is a abandoned US trademark filed on May 25, 2015 by TOSHIBA MACHINE CO., LTD.. This trademark covers Class 007 (Machines, machine tools & power-operated tools), Class 037 (Construction, installation & repair services).

Conflict Analysis

Full conflict analysis for L-FORMER (SN 79173419) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

L-FORMER (Reg. #4894066) is an abandoned US trademark that was filed in 2015 but has since been abandoned. The mark covers Class 007 (Machines, machine tools & power-operated tools) and Class 037 (Construction, installation & repair services) respectively. Goods and services include Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transm.... The mark faced 3 opposition proceedings during prosecution.

FILED

May 25, 2015

SERIAL

79173419

REG#

4894066

REGISTERED

Feb 02, 2016

Filing Information

StatusABANDONED

Filing DateMay 25, 2015

Serial Number79173419

Registration No.4894066

Registration DateFeb 02, 2016

Status DateMay 25, 2025

Published for OppositionNov 17, 2015

Filing Basis & Declarations

Trademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 007Machines, machine tools & power-operated tools

US codes: 013, 019, 021, 023, 031, 034, 035

Class 037Construction, installation & repair services

US codes: 100, 103, 106

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

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

23 events

DEATH OF INTERNATIONAL REGISTRATION

Feb 12, 2026

DEATH OF INTERNATIONAL REGISTRATION

Dec 18, 2025

DEATH OF INTERNATIONAL REGISTRATION

TOTAL INVALIDATION PROCESSED BY THE IB

Jun 18, 2023

TOTAL INVALIDATION PROCESSED BY THE IB

TOTAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

May 26, 2023

TOTAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

INVALIDATION PROCESSED

May 25, 2023

INVALIDATION PROCESSED

TOTAL INVALIDATION OF REG EXT PROTECTION CREATED

Apr 19, 2023

TOTAL INVALIDATION OF REG EXT PROTECTION CREATED

CANCELLED SECTION 71

Aug 19, 2022

CANCELLED SECTION 71

NEW REPRESENTATIVE AT IB RECEIVED

Apr 24, 2020

NEW REPRESENTATIVE AT IB RECEIVED

NOTIFICATION PROCESSED BY IB

Mar 25, 2016

NOTIFICATION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Mar 04, 2016

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Mar 04, 2016

FINAL DISPOSITION NOTICE SENT TO IB

GRANT OF PROTECTION CREATED, TO BE SENT TO IB

Mar 03, 2016

GRANT OF PROTECTION CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Feb 02, 2016

REGISTERED-PRINCIPAL REGISTER

NOTIFICATION PROCESSED BY IB

Nov 21, 2015

NOTIFICATION PROCESSED BY IB

PUBLISHED FOR OPPOSITION

Nov 17, 2015

PUBLISHED FOR OPPOSITION

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

Nov 04, 2015

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

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Nov 04, 2015

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

NOTICE OF PUBLICATION

Oct 28, 2015

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 14, 2015

APPROVED FOR PUB - PRINCIPAL REGISTER

APPLICATION FILING RECEIPT MAILED

Oct 09, 2015

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 05, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

ASSIGNED TO EXAMINER

Oct 05, 2015

ASSIGNED TO EXAMINER

SN ASSIGNED FOR SECT 66A APPL FROM IB

Oct 01, 2015

SN ASSIGNED FOR SECT 66A APPL FROM IB

Other Marks by TOSHIBA MACHINE CO., LTD.

Additional USPTO filings from the same owner.

LFO

LFORMER

79174079

TOSHIBA MACHINE CO., LTD.

ABANDONED

LFO

LFORMER

86639157

TOSHIBA MACHINE CO., LTD.

ABANDONED

Other Marks in Class 007 — Machines, machine tools & power-operated tools

Recently filed and registered marks in the same international class.

VFO

V. FORMER

87449986

Rayama Pack Co., Ltd.

REGISTERED

FUT

FUTURE FORMER

86858034

WEIJI, LI

REGISTERED

STY

STYRO-FORMER

73650040

HUESTIS MACHINE CORPORATION

REGISTERED

PFF

PF FORMER

78349413

ANDRITZ INC.

REGISTERED

L-FORMER

Run a conflict check

Other Marks by TOSHIBA MACHINE CO., LTD.

Other Marks in Class 007 — Machines, machine tools & power-operated tools

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company