Who owns the T-LINE trademark?

The T-LINE trademark is owned by Diem GmbH.

What class is the T-LINE trademark registered in?

The T-LINE trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for T-LINE?

The USPTO serial number for T-LINE is 98182946.

What is the registration number for T-LINE?

T-LINE is registered under USPTO registration number 8137990.

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Home Search: T-LINET-LINE #98182946

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Updated Sep 29, 2026·8 searches this week

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USPTO Trademark Record

REGISTERED

T-LINE

SN 98182946·Reg 8137990·Filed Sep 15, 2023

Owner Diem GmbH

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

T-LINE (Serial No. 98182946), Registration No. 8137990, is a registered US trademark filed on Sep 15, 2023 by Diem GmbH. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

early section 8: February 10, 2032

Conflict Analysis

Full conflict analysis for T-LINE (SN 98182946) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

T-LINE (Reg. #8137990) is a registered US trademark that has been protecting its owner, Diem GmbH, since 2023. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 15, 2023

SERIAL

98182946

REG#

8137990

REGISTERED

Feb 10, 2026

Filing Information

StatusREGISTERED

Filing DateSep 15, 2023

Serial Number98182946

Registration No.8137990

Registration DateFeb 10, 2026

Status DateFeb 10, 2026

Published for OppositionMay 07, 2024

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 024, 031, 034

First use anywhere: Jun 20, 2025

First use in commerce: Jun 20, 2025

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

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Status History

30 events

REGISTERED-PRINCIPAL REGISTER

Feb 10, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Feb 10, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jan 22, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jan 22, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Jan 02, 2026

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Dec 27, 2025

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Jun 25, 2025

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

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

Jun 25, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 25, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS STATEMENT OF USE RECEIVED

Jun 25, 2025

TEAS STATEMENT OF USE RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 25, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

USE AMENDMENT FILED

Jun 25, 2025

USE AMENDMENT FILED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Mar 03, 2025

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 1 GRANTED

Dec 25, 2024

SOU EXTENSION 1 GRANTED

SOU TEAS EXTENSION RECEIVED

Dec 24, 2024

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

Dec 24, 2024

SOU EXTENSION 1 FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jul 02, 2024

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

May 07, 2024

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 07, 2024

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 17, 2024

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 01, 2024

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 18, 2024

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 17, 2024

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 17, 2024

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Nov 22, 2023

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Nov 22, 2023

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Nov 22, 2023

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Nov 21, 2023

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 04, 2023

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 19, 2023

NEW APPLICATION ENTERED

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