Who owns the DT 770 trademark?

The DT 770 trademark is owned by beyerdynamic GmbH & Co.KG.

What class is the DT 770 trademark registered in?

The DT 770 trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for DT 770?

The USPTO serial number for DT 770 is 79415316.

What is the registration number for DT 770?

DT 770 is registered under USPTO registration number 0.

DT7

USPTO Trademark Record

ABANDONED

DT 770

SN 79415316·Reg 0·Filed Dec 09, 2024

Owner beyerdynamic GmbH & Co.KG

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.

DT 770 (Serial No. 79415316), Registration No. 0, is a abandoned US trademark filed on Dec 09, 2024 by beyerdynamic GmbH & Co.KG. This trademark covers Class 009 (Electronics, software & scientific instruments).

Mark Intelligence

DT 770 (Reg. #0) is an abandoned US trademark that was filed in 2024 but has since been abandoned. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 3 opposition proceedings during prosecution.

FILED

Dec 09, 2024

SERIAL

79415316

REG#

REGISTERED

Dec 31, 1969

Owner

Applicant

beyerdynamic GmbH & Co.KG

Entity

GmbH (German)

Address

Theresienstraße 8

Country

Attorney

NameCharles T. J. Weigell

Law firm

Charles T. J. Weigell Fross Zelnick Lehrman & Zissu, P.C.

Docket

BEYR 2507419

Address

151 W. 42nd Street, 17th Floor, New York, NY 10036, United States

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Filing Information

StatusABANDONED

Filing DateDec 09, 2024

Serial Number79415316

Registration No.0

Registration DateDec 31, 1969

Status DateMay 04, 2026

Mark TypeStandard characters

Attorney DocketBEYR 2507419

Status DescriptionDead and abandoned due to failure to respond

Filing Signals

FILED

2024

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 3× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

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

Status History

22 events

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

Jul 09, 2026

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

NEW REPRESENTATIVE AT IB RECEIVED

Jul 02, 2026

NEW REPRESENTATIVE AT IB RECEIVED

Jul 02, 2026

NEW REPRESENTATIVE AT IB RECEIVED

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

Jun 22, 2026

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Jun 22, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

May 04, 2026

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

ABANDONMENT NOTICE E-MAILED - FAILURE TO RESPOND

May 04, 2026

ABANDONMENT NOTICE E-MAILED - FAILURE TO RESPOND

FINAL REFUSAL WRITTEN

Oct 20, 2025

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Oct 20, 2025

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Oct 20, 2025

NOTIFICATION OF FINAL REFUSAL EMAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 19, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 19, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 19, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Apr 05, 2025

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Mar 20, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Mar 20, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Feb 13, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Feb 12, 2025

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Feb 07, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 29, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 29, 2025

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Jan 23, 2025

SN ASSIGNED FOR SECT 66A APPL FROM IB

DT 770

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