Who owns the KNOCK KNOCK trademark?

The KNOCK KNOCK trademark is owned by HACHETTE BOOK GROUP, INC..

What class is the KNOCK KNOCK trademark registered in?

The KNOCK KNOCK trademark is registered in Class 016 (Paper goods, books & stationery).

What is the serial number for KNOCK KNOCK?

The USPTO serial number for KNOCK KNOCK is 78161008.

What is the registration number for KNOCK KNOCK?

KNOCK KNOCK is registered under USPTO registration number 2900630.

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Home Search: KNOCK KNOCKKNOCK KNOCK #78161008

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Updated Sep 18, 2026·9 searches this week

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KNO

USPTO Trademark Record

REGISTERED

KNOCK KNOCK

SN 78161008·Reg 2900630·Filed Sep 05, 2002

Owner HACHETTE BOOK GROUP, INC.

Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.

KNOCK KNOCK (Serial No. 78161008), Registration No. 2900630, is a registered US trademark filed on Sep 05, 2002 by HACHETTE BOOK GROUP, INC.. This trademark covers Class 016 (Paper goods, books & stationery).

Section 8/9 declaration window: November 02, 2034

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Mark Intelligence

KNOCK KNOCK (Reg. #2900630) is a registered US trademark that has been protecting its owner, HACHETTE BOOK GROUP, INC., since 2002. The mark covers Class 016 (Paper goods, books & stationery). Goods and services include Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furnitu.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 05, 2002

SERIAL

78161008

REG#

2900630

REGISTERED

Nov 02, 2004

Filing Information

StatusREGISTERED

Filing DateSep 05, 2002

Serial Number78161008

Registration No.2900630

Registration DateNov 02, 2004

Status DateMar 29, 2024

Published for OppositionNov 11, 2003

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedTrademark

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1158144

480Apr 01, 2013

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 016Paper goods, books & stationery

US codes: 002, 005, 022, 023, 029, 037, 038, 050

First use anywhere: Jun 01, 2002

First use in commerce: Jun 01, 2002

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

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Status History

73 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 18, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 18, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jun 18, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 18, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 18, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Jun 07, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 07, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 07, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Feb 03, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Feb 03, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Feb 03, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 03, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 03, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jan 29, 2025

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 23, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 23, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jan 23, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 23, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 23, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 29, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 29, 2024

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Mar 29, 2024

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Mar 29, 2024

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

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

Feb 15, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 15, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 15, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS SECTION 8 & 9 RECEIVED

Nov 06, 2023

TEAS SECTION 8 & 9 RECEIVED

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

Nov 02, 2023

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

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

May 23, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

May 23, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 23, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 23, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jun 23, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 23, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 23, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 23, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jan 27, 2020

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 27, 2020

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 05, 2018

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 05, 2018

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Feb 03, 2016

TEAS CHANGE OF CORRESPONDENCE RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Feb 04, 2015

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 17, 2014

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Nov 17, 2014

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Nov 17, 2014

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

Nov 17, 2014

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - MAILED

TEAS SECTION 8 & 9 RECEIVED

Oct 31, 2014

TEAS SECTION 8 & 9 RECEIVED

NOTICE OF SUIT

Jan 09, 2014

NOTICE OF SUIT

Nov 21, 2013

NOTICE OF SUIT

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

Jul 04, 2012

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 04, 2012

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

Dec 18, 2009

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 17, 2009

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Dec 08, 2009

TEAS SECTION 8 & 15 RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 18, 2005

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 24, 2005

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Nov 02, 2004

REGISTERED-PRINCIPAL REGISTER

LAW OFFICE REGISTRATION REVIEW COMPLETED

Sep 12, 2004

LAW OFFICE REGISTRATION REVIEW COMPLETED

ASSIGNED TO LIE

Aug 20, 2004

ASSIGNED TO LIE

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Aug 17, 2004

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

ASSIGNED TO EXAMINER

Aug 13, 2004

ASSIGNED TO EXAMINER

STATEMENT OF USE PROCESSING COMPLETE

Aug 11, 2004

STATEMENT OF USE PROCESSING COMPLETE

TEAS AMENDMENT OF USE RECEIVED

Jul 30, 2004

TEAS AMENDMENT OF USE RECEIVED

USE AMENDMENT FILED

Jul 30, 2004

USE AMENDMENT FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Feb 03, 2004

NOA MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Nov 11, 2003

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Oct 22, 2003

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 16, 2003

APPROVED FOR PUB - PRINCIPAL REGISTER

CASE FILE IN TICRS

Sep 06, 2003

CASE FILE IN TICRS

PAPER RECEIVED

Aug 11, 2003

PAPER RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 11, 2003

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Feb 19, 2003

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Feb 12, 2003

ASSIGNED TO EXAMINER

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