Who owns the QT trademark?

The QT trademark is owned by Theta Tau.

What class is the QT trademark registered in?

The QT trademark is registered in Class 200 (Class 200).

What is the serial number for QT?

The USPTO serial number for QT is 77400970.

What is the registration number for QT?

QT is registered under USPTO registration number 3675104.

Sealvo

Home Search: QTQT #77400970

Back

Updated Oct 1, 2026·19 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

REGISTERED

QT

SN 77400970·Reg 3675104·Filed Feb 19, 2008

Owner Theta Tau

QT (Serial No. 77400970), Registration No. 3675104, is a registered US trademark filed on Feb 19, 2008 by Theta Tau. This trademark covers Class 200 (Class 200).

Section 8/9 declaration window: September 03, 2029

Conflict Analysis

Full conflict analysis for QT (SN 77400970) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

QT (Reg. #3675104) is a registered US trademark that has been protecting its owner, Theta Tau, since 2008. The mark covers Class 200 (Class 200). The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 19, 2008

SERIAL

77400970

REG#

3675104

REGISTERED

Sep 01, 2009

Filing Information

StatusREGISTERED

Filing DateFeb 19, 2008

Serial Number77400970

Registration No.3675104

Registration DateSep 01, 2009

Status DateNov 02, 2018

Published for OppositionJun 16, 2009

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 200Class 200

US codes: 200

First use anywhere: Mar 14, 1906

First use in commerce: May 01, 1915

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

34 events

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

Nov 02, 2018

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Nov 02, 2018

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Nov 02, 2018

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 20, 2018

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 13, 2018

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 13, 2018

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Sep 04, 2018

TEAS SECTION 8 & 9 RECEIVED

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

Sep 01, 2018

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

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

Sep 16, 2014

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 15, 2014

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Sep 15, 2014

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

TEAS SECTION 8 & 15 RECEIVED

Sep 02, 2014

TEAS SECTION 8 & 15 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Sep 01, 2009

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jun 16, 2009

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

May 27, 2009

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

May 08, 2009

APPROVED FOR PUB - PRINCIPAL REGISTER

LAW OFFICE PUBLICATION REVIEW COMPLETED

May 08, 2009

LAW OFFICE PUBLICATION REVIEW COMPLETED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 30, 2009

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 30, 2009

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Mar 29, 2009

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 27, 2009

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION WRITTEN

Mar 25, 2009

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 25, 2009

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 25, 2009

NOTIFICATION OF NON-FINAL ACTION E-MAILED

TEAS PETITION TO REVIVE RECEIVED

Feb 06, 2009

TEAS PETITION TO REVIVE RECEIVED

PETITION TO REVIVE-GRANTED

Feb 06, 2009

PETITION TO REVIVE-GRANTED

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

Jan 30, 2009

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND

Jan 30, 2009

ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND

NON-FINAL ACTION WRITTEN

Jun 06, 2008

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jun 06, 2008

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 06, 2008

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

May 30, 2008

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE MAILED

Feb 26, 2008

NOTICE OF DESIGN SEARCH CODE MAILED

NEW APPLICATION ENTERED

Feb 25, 2008

NEW APPLICATION ENTERED

Other Marks by Theta Tau

Additional USPTO filings from the same owner.

LOG

LogoMark

87140365

Theta Tau

REGISTERED

THE

THETA TAU

85664974

Theta Tau

REGISTERED

74706348

Theta Tau

REGISTERED

Q T

72007544

THETA TAU

REGISTERED

Other Marks by Jack A. Wheat

Additional USPTO filings handled by the same attorney of record.

KEN

KENTUCKY'S BIG TRUCK ATTORNEY

99226704

REGISTERED

IND

INDIANA'S BIG TRUCK ATTORNEY

99226852

REGISTERED

COC

COCKTAIL CADDY

87355982

REGISTERED

CHI

CHI PHI

78758015

REGISTERED

QT

Run a conflict check

Other Marks by Theta Tau

Other Marks by Jack A. Wheat

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company