Who owns the DIFGEN trademark?

The DIFGEN trademark is owned by Energreen AS.

What is the serial number for DIFGEN?

The USPTO serial number for DIFGEN is 79100784.

What is the registration number for DIFGEN?

DIFGEN is registered under USPTO registration number 4116841.

Sealvo

Home Search: DIFGENDIFGEN #79100784

Back

Updated Sep 17, 2026·29 searches this week

View on USPTO TSDR Find similar marks

DIF

USPTO Trademark Record

ABANDONED

DIFGEN

Q: What class is the DIFGEN trademark registered in?

The DIFGEN trademark is registered in Class 007 (Machines, machine tools & power-operated tools), Class 011 (Lighting, heating, cooling & sanitary apparatus).

SN 79100784·Reg 4116841·Filed Apr 04, 2011

Owner Energreen AS

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

DIFGEN (Serial No. 79100784), Registration No. 4116841, is a abandoned US trademark filed on Apr 04, 2011 by Energreen AS. This trademark covers Class 007 (Machines, machine tools & power-operated tools), Class 011 (Lighting, heating, cooling & sanitary apparatus).

Conflict Analysis

Full conflict analysis for DIFGEN (SN 79100784) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

DIFGEN (Reg. #4116841) is an abandoned US trademark that was filed in 2011 but has since been abandoned. The mark covers Class 007 (Machines, machine tools & power-operated tools) and Class 011 (Lighting, heating, cooling & sanitary apparatus) 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

Apr 04, 2011

SERIAL

79100784

REG#

4116841

REGISTERED

Mar 27, 2012

Filing Information

StatusABANDONED

Filing DateApr 04, 2011

Serial Number79100784

Registration No.4116841

Registration DateMar 27, 2012

Status DateApr 04, 2021

Published for OppositionJan 10, 2012

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 007Machines, machine tools & power-operated tools

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

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.

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

35 events

DEATH OF INTERNATIONAL REGISTRATION

Nov 03, 2021

DEATH OF INTERNATIONAL REGISTRATION

NOTIFICATION OF EFFECT OF CANCELLATION OF INTL REG E-MAILED

Nov 03, 2021

NOTIFICATION OF EFFECT OF CANCELLATION OF INTL REG E-MAILED

TOTAL INVALIDATION PROCESSED BY THE IB

Nov 30, 2019

TOTAL INVALIDATION PROCESSED BY THE IB

TOTAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

Aug 03, 2019

TOTAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

INVALIDATION PROCESSED

Aug 02, 2019

INVALIDATION PROCESSED

TOTAL INVALIDATION OF REG EXT PROTECTION CREATED

Jul 02, 2019

TOTAL INVALIDATION OF REG EXT PROTECTION CREATED

CANCELLED SECTION 71

Nov 02, 2018

CANCELLED SECTION 71

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

Mar 27, 2017

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

NOTIFICATION PROCESSED BY IB

Nov 01, 2012

NOTIFICATION PROCESSED BY IB

FINAL DECISION TRANSACTION PROCESSED BY IB

Aug 04, 2012

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Jul 13, 2012

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Jul 13, 2012

FINAL DISPOSITION NOTICE SENT TO IB

NEW REPRESENTATIVE AT IB RECEIVED

Jul 05, 2012

NEW REPRESENTATIVE AT IB RECEIVED

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jun 27, 2012

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Mar 27, 2012

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jan 10, 2012

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 10, 2012

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 21, 2011

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

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

Dec 21, 2011

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

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Dec 21, 2011

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

ASSIGNED TO LIE

Dec 03, 2011

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Dec 03, 2011

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 08, 2011

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Nov 07, 2011

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Nov 07, 2011

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Nov 07, 2011

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Sep 18, 2011

REFUSAL PROCESSED BY IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Aug 30, 2011

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

REFUSAL PROCESSED BY MPU

Aug 30, 2011

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Aug 30, 2011

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION WRITTEN

Aug 29, 2011

NON-FINAL ACTION WRITTEN

APPLICATION FILING RECEIPT MAILED

Aug 23, 2011

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 19, 2011

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

ASSIGNED TO EXAMINER

Aug 19, 2011

ASSIGNED TO EXAMINER

SN ASSIGNED FOR SECT 66A APPL FROM IB

Aug 18, 2011

SN ASSIGNED FOR SECT 66A APPL FROM IB

Other Marks by Energreen AS

Additional USPTO filings from the same owner.

ZER

ZEROPEX

79099741

Energreen AS

ABANDONED

ENE

ENERGREEN

79069916

Energreen AS

ABANDONED

ROT

ROTACHOKE

79052873

Energreen AS

ABANDONED

Other Marks by Chad M. Hinrichs

Additional USPTO filings handled by the same attorney of record.

CIV

CIVIC

88033720

REGISTERED

SPI

SPIA INDEX

86371810

REGISTERED

SPE

SPEXTON

85438608

REGISTERED

CUT

CUT-N-EDGE

90030937

REGISTERED

DIFGEN

Run a conflict check

Other Marks by Energreen AS

Other Marks by Chad M. Hinrichs

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company