Who owns the TANDEM trademark?

The TANDEM trademark is owned by Julius Blum GmbH.

What is the serial number for TANDEM?

The USPTO serial number for TANDEM is 79144871.

What is the registration number for TANDEM?

TANDEM is registered under USPTO registration number 4680348.

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TAN

USPTO Trademark Record

REGISTERED

TANDEM

Q: What class is the TANDEM trademark registered in?

The TANDEM trademark is registered in Class 006 (Common metals, their alloys & metal goods), Class 020 (Furniture, mirrors & non-metal containers).

SN 79144871·Reg 4680348·Filed Jan 10, 2014

Owner Julius Blum GmbH

Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; non-electric cables and wires of common metal; small items of metal hardware; metal containers for storage or transport; safes.; Furniture, mirrors, picture frames; containers, not of metal, for storage or transport; unworked or semi-worked bone, horn, whalebone or mother-of-pearl; shells; meerschaum; yellow amber.

TANDEM (Serial No. 79144871), Registration No. 4680348, is a registered US trademark filed on Jan 10, 2014 by Julius Blum GmbH. This trademark covers Class 006 (Common metals, their alloys & metal goods), Class 020 (Furniture, mirrors & non-metal containers).

Section 8/9 declaration window: February 05, 2035

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TANDEM (Reg. #4680348) is a registered US trademark that has been protecting its owner, Julius Blum GmbH, since 2014. The mark covers Class 006 (Common metals, their alloys & metal goods) and Class 020 (Furniture, mirrors & non-metal containers) respectively. Goods and services include Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; n.... The mark faced 3 opposition proceedings during prosecution.

FILED

Jan 10, 2014

SERIAL

79144871

REG#

4680348

REGISTERED

Feb 03, 2015

Filing Information

StatusREGISTERED

Filing DateJan 10, 2014

Serial Number79144871

Registration No.4680348

Registration DateFeb 03, 2015

Status DateApr 07, 2025

Published for OppositionNov 18, 2014

Filing Basis & Declarations

Standard Characters ClaimedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 006Common metals, their alloys & metal goods

US codes: 002, 012, 013, 014, 023, 025, 050

Class 020Furniture, mirrors & non-metal containers

US codes: 002, 013, 022, 025, 032, 050

Furniture, mirrors, picture frames; containers, not of metal, for storage or transport; unworked or semi-worked bone, horn, whalebone or mother-of-pearl; shells; meerschaum; yellow amber.

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

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Status History

55 events

PARTIAL INVALIDATION PROCESSED BY THE IB

Jul 23, 2026

PARTIAL INVALIDATION PROCESSED BY THE IB

INVALIDATION PROCESSED

Jun 26, 2026

INVALIDATION PROCESSED

PARTIAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

Jun 26, 2026

PARTIAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED

Dec 07, 2025

PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 07, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED-SEC.71 ACCEPTED

Apr 07, 2025

REGISTERED-SEC.71 ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

Apr 07, 2025

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

TEAS SECTION 71 RECEIVED

Nov 05, 2024

TEAS SECTION 71 RECEIVED

COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED

Feb 03, 2024

COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED

INTERNATIONAL REGISTRATION RENEWED

Jan 25, 2024

INTERNATIONAL REGISTRATION RENEWED

NEW REPRESENTATIVE AT IB RECEIVED

Feb 25, 2022

NEW REPRESENTATIVE AT IB RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 31, 2022

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jan 31, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 31, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jan 31, 2022

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Jan 31, 2022

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 31, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 31, 2022

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

REGISTERED - SEC. 71 ACCEPTED & SEC. 15 ACK.

Feb 22, 2021

REGISTERED - SEC. 71 ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 71 & 15 - E-MAILED

Feb 22, 2021

NOTICE OF ACCEPTANCE OF SEC. 71 & 15 - E-MAILED

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Feb 19, 2021

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 17, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

POST REGISTRATION ACTION MAILED - SEC. 71 & 15

Feb 17, 2021

POST REGISTRATION ACTION MAILED - SEC. 71 & 15

TEAS SECTION 71 & 15 RECEIVED

Jan 14, 2021

TEAS SECTION 71 & 15 RECEIVED

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

Feb 03, 2020

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

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

Sep 04, 2015

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 04, 2015

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

FINAL DECISION TRANSACTION PROCESSED BY IB

Jun 20, 2015

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Jun 04, 2015

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Jun 04, 2015

FINAL DISPOSITION NOTICE SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

May 03, 2015

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Feb 03, 2015

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 18, 2014

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 18, 2014

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION PROCESSED BY IB

Nov 14, 2014

NOTIFICATION PROCESSED BY IB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 29, 2014

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

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

Oct 29, 2014

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

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Oct 29, 2014

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

ASSIGNED TO LIE

Oct 16, 2014

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Oct 16, 2014

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 29, 2014

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 26, 2014

TEAS/EMAIL CORRESPONDENCE ENTERED

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

Sep 25, 2014

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 25, 2014

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 25, 2014

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 25, 2014

CORRESPONDENCE RECEIVED IN LAW OFFICE

REFUSAL PROCESSED BY IB

May 08, 2014

REFUSAL PROCESSED BY IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Apr 17, 2014

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

REFUSAL PROCESSED BY MPU

Apr 17, 2014

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Apr 17, 2014

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION WRITTEN

Apr 16, 2014

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Apr 14, 2014

ASSIGNED TO EXAMINER

APPLICATION FILING RECEIPT MAILED

Apr 11, 2014

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 07, 2014

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Apr 03, 2014

SN ASSIGNED FOR SECT 66A APPL FROM IB

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