Who owns the LIBERTY ENGINEERING trademark?

The LIBERTY ENGINEERING trademark is owned by DELAWARE ELECTRO INDUSTRIES, INC..

What class is the LIBERTY ENGINEERING trademark registered in?

The LIBERTY ENGINEERING trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for LIBERTY ENGINEERING?

The USPTO serial number for LIBERTY ENGINEERING is 73595587.

What is the registration number for LIBERTY ENGINEERING?

LIBERTY ENGINEERING is registered under USPTO registration number 1423431.

LIB

USPTO Trademark Record

REGISTERED

LIBERTY ENGINEERING

SN 73595587·Reg 1423431·Filed Apr 28, 1986

Owner DELAWARE ELECTRO INDUSTRIES, INC.

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

LIBERTY ENGINEERING (Serial No. 73595587), Registration No. 1423431, is a registered US trademark filed on Apr 28, 1986 by DELAWARE ELECTRO INDUSTRIES, INC.. This trademark covers Class 042 (Scientific, technology & SaaS services).

renewal 40y period: December 30, 202695 days remaining

Mark Intelligence

LIBERTY ENGINEERING (Reg. #1423431) is a registered US trademark that has been protecting its owner, DELAWARE ELECTRO INDUSTRIES, INC., since 1986. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 28, 1986

SERIAL

73595587

REG#

1423431

REGISTERED

Dec 30, 1986

Owner

Applicant

DELAWARE ELECTRO INDUSTRIES, INC.

Entity

Corporation

State

Address

9248 ETON AVENUE, CHATSWORTH, CA, 91311

Country

Attorney

NameThomas C. McDonough

Law firm

Thomas C. McDonough Neal, Gerber & Eisenberg LLP

Docket

018971.7002

Address

225 West Randolph Street, Suite 2800, Chicago, IL 60606, United States

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Filing Information

StatusREGISTERED

Filing DateApr 28, 1986

Serial Number73595587

Registration No.1423431

Registration DateDec 30, 1986

Status DateApr 17, 2026

Published for OppositionOct 07, 1986

Mark TypeDesign with words

Attorney Docket018971.7002

Status DescriptionLive and registered, renewed

Filing Signals

FILED

1986

YEARS AGO

40y

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 101

First use anywhere: Mar 01, 1963

First use in commerce: Mar 01, 1963

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

Status History

41 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 17, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Apr 17, 2026

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Apr 17, 2026

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

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

Apr 17, 2026

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

TEAS SECTION 8 & 9 RECEIVED

Feb 09, 2026

TEAS SECTION 8 & 9 RECEIVED

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

Dec 30, 2025

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

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

Oct 07, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Oct 07, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 07, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 01, 2017

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 01, 2017

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Feb 01, 2017

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Feb 01, 2017

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

AMENDMENT UNDER SECTION 7 - PROCESSED

Nov 28, 2016

AMENDMENT UNDER SECTION 7 - PROCESSED

TEAS SECTION 8 & 9 RECEIVED

Nov 28, 2016

TEAS SECTION 8 & 9 RECEIVED

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Jun 13, 2016

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 7

May 19, 2016

POST REGISTRATION ACTION MAILED - SEC. 7

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 07, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 7 REQUEST RECEIVED

Feb 04, 2016

TEAS SECTION 7 REQUEST RECEIVED

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

Dec 30, 2015

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

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Sep 03, 2008

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

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

Aug 29, 2008

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Aug 29, 2008

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

FAX RECEIVED

Aug 28, 2008

FAX RECEIVED

ASSIGNED TO PARALEGAL

Jul 31, 2008

ASSIGNED TO PARALEGAL

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Jul 31, 2008

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

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

Sep 25, 2007

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 25, 2007

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

ASSIGNED TO PARALEGAL

Jan 18, 2007

ASSIGNED TO PARALEGAL

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 02, 2007

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS SECTION 8 & 9 RECEIVED

Nov 17, 2006

TEAS SECTION 8 & 9 RECEIVED

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Nov 17, 2006

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

CASE FILE IN TICRS

Sep 28, 2006

CASE FILE IN TICRS

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

Sep 15, 1992

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

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Jun 29, 1992

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

REGISTERED-PRINCIPAL REGISTER

Dec 30, 1986

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Oct 07, 1986

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Sep 07, 1986

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 25, 1986

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT MAILED

Jul 16, 1986

EXAMINER'S AMENDMENT MAILED

ASSIGNED TO EXAMINER

Jul 10, 1986

ASSIGNED TO EXAMINER

LIBERTY ENGINEERING

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