Who owns the QUESTNET trademark?

The QUESTNET trademark is owned by QUEST DIAGNOSTICS INVESTMENTS LLC.

What is the serial number for QUESTNET?

The USPTO serial number for QUESTNET is 75679893.

What is the registration number for QUESTNET?

QUESTNET is registered under USPTO registration number 3018131.

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QUE

USPTO Trademark Record

REGISTERED

QUESTNET

Q: What class is the QUESTNET trademark registered in?

The QUESTNET trademark is registered in Class 036 (Insurance, financial & real estate services), Class 042 (Scientific, technology & SaaS services).

SN 75679893·Reg 3018131·Filed Apr 10, 1999

Owner QUEST DIAGNOSTICS INVESTMENTS LLC

Financial, monetary and banking services; insurance services; real estate services.; 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.

QUESTNET (Serial No. 75679893), Registration No. 3018131, is a registered US trademark filed on Apr 10, 1999 by QUEST DIAGNOSTICS INVESTMENTS LLC. This trademark covers Class 036 (Insurance, financial & real estate services), Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: November 22, 2035

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Full conflict analysis for QUESTNET (SN 75679893) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

QUESTNET (Reg. #3018131) is a registered US trademark that has been protecting its owner, QUEST DIAGNOSTICS INVESTMENTS LLC, since 1999. The mark covers Class 036 (Insurance, financial & real estate services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Financial, monetary and banking services; insurance services; real estate services.; Scientific and technological servic.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 10, 1999

SERIAL

75679893

REG#

3018131

REGISTERED

Nov 22, 2005

Filing Information

StatusREGISTERED

Filing DateApr 10, 1999

Serial Number75679893

Registration No.3018131

Registration DateNov 22, 2005

Status DateFeb 06, 2026

Published for OppositionSep 10, 2002

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 036Insurance, financial & real estate services

US codes: 100, 101, 102

First use anywhere: Oct 30, 1998

First use in commerce: Oct 30, 1998

Financial, monetary and banking services; insurance services; real estate services.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Oct 30, 1998

First use in commerce: Oct 30, 1998

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.

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

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Status History

59 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 06, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 06, 2026

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Feb 06, 2026

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Feb 06, 2026

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 09, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 09, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jan 09, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 09, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 09, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS SECTION 8 & 9 RECEIVED

Nov 05, 2025

TEAS SECTION 8 & 9 RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Mar 23, 2016

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 02, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 02, 2016

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Feb 02, 2016

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

Feb 02, 2016

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 17, 2015

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS SECTION 8 & 9 RECEIVED

Nov 17, 2015

TEAS SECTION 8 & 9 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 17, 2014

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 28, 2011

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Dec 28, 2011

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

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - MAILED

Dec 28, 2011

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - MAILED

TEAS SECTION 8 & 15 RECEIVED

Nov 11, 2011

TEAS SECTION 8 & 15 RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Oct 06, 2010

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

REGISTERED-PRINCIPAL REGISTER

Nov 22, 2005

REGISTERED-PRINCIPAL REGISTER

LAW OFFICE REGISTRATION REVIEW COMPLETED

Oct 05, 2005

LAW OFFICE REGISTRATION REVIEW COMPLETED

ASSIGNED TO LIE

Sep 30, 2005

ASSIGNED TO LIE

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Sep 25, 2005

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

Sep 22, 2005

STATEMENT OF USE PROCESSING COMPLETE

PAPER RECEIVED

Aug 31, 2005

PAPER RECEIVED

USE AMENDMENT FILED

Aug 26, 2005

USE AMENDMENT FILED

SOU EXTENSION 3 GRANTED

Mar 25, 2005

SOU EXTENSION 3 GRANTED

SOU TEAS EXTENSION RECEIVED

Feb 28, 2005

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 3 FILED

Feb 26, 2005

SOU EXTENSION 3 FILED

PAPER RECEIVED

Aug 26, 2004

PAPER RECEIVED

SOU EXTENSION 2 FILED

Aug 26, 2004

SOU EXTENSION 2 FILED

SOU EXTENSION 2 GRANTED

Aug 26, 2004

SOU EXTENSION 2 GRANTED

CASE FILE IN TICRS

Aug 17, 2004

CASE FILE IN TICRS

ASSIGNED TO EXAMINER

Apr 26, 2004

ASSIGNED TO EXAMINER

SOU EXTENSION 1 GRANTED

Mar 12, 2004

SOU EXTENSION 1 GRANTED

PAPER RECEIVED

Feb 27, 2004

PAPER RECEIVED

SOU EXTENSION 1 FILED

Feb 25, 2004

SOU EXTENSION 1 FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Aug 26, 2003

NOA MAILED - SOU REQUIRED FROM APPLICANT

PAPER RECEIVED

Aug 01, 2003

PAPER RECEIVED

EXTENSION OF TIME TO OPPOSE RECEIVED

Oct 16, 2002

EXTENSION OF TIME TO OPPOSE RECEIVED

PUBLISHED FOR OPPOSITION

Sep 10, 2002

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Aug 21, 2002

NOTICE OF PUBLICATION

ASSIGNED TO EXAMINER

Apr 05, 2002

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 05, 2002

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 18, 2002

CORRESPONDENCE RECEIVED IN LAW OFFICE

FINAL REFUSAL MAILED

Sep 24, 2001

FINAL REFUSAL MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 27, 2001

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Apr 16, 2001

NON-FINAL ACTION MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 06, 2001

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

Aug 31, 2000

ASSIGNED TO EXAMINER

LETTER OF SUSPENSION MAILED

Aug 09, 2000

LETTER OF SUSPENSION MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 28, 2000

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Oct 29, 1999

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Sep 20, 1999

ASSIGNED TO EXAMINER

Sep 03, 1999

ASSIGNED TO EXAMINER

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