Who owns the SIGNAL CHAIN trademark?

The SIGNAL CHAIN trademark is owned by Business Engineering Corporation.

What is the serial number for SIGNAL CHAIN?

The USPTO serial number for SIGNAL CHAIN is 79423594.

What is the registration number for SIGNAL CHAIN?

SIGNAL CHAIN is registered under USPTO registration number 0.

SIG

USPTO Trademark Record

ABANDONED

SIGNAL CHAIN

Q: What class is the SIGNAL CHAIN trademark registered in?

The SIGNAL CHAIN trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

SN 79423594·Reg 0·Filed Feb 07, 2025

Owner Business Engineering Corporation

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.; Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

SIGNAL CHAIN (Serial No. 79423594), Registration No. 0, is a abandoned US trademark filed on Feb 07, 2025 by Business Engineering Corporation. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

Mark Intelligence

SIGNAL CHAIN (Reg. #0) is an abandoned US trademark that was filed in 2025 but has since been abandoned. The mark covers Class 009 (Electronics, software & scientific instruments) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 2 opposition proceedings during prosecution.

FILED

Feb 07, 2025

SERIAL

79423594

REG#

Owner

Applicant

Business Engineering Corporation

Entity

Corporation

Address

8-1, Otemachi 1-chome,, Chiyoda-ku Tokyo 100-0004

Country

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusABANDONED

Filing DateFeb 07, 2025

Serial Number79423594

Registration No.0

Status DateMar 05, 2026

Mark TypeStandard characters

Status DescriptionDead and abandoned due to failure to respond

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 2× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

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

Class 042Scientific, technology & SaaS services

US codes: 100, 101

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

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

Status History

13 events

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

Oct 14, 2026

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Oct 14, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

Mar 05, 2026

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND

Mar 05, 2026

ABANDONMENT NOTICE MAILED - FAILURE TO RESPOND

REFUSAL PROCESSED BY IB

Sep 05, 2025

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Aug 21, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Aug 21, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Jul 18, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Jul 17, 2025

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Jul 16, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 16, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

May 16, 2025

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

May 15, 2025

SN ASSIGNED FOR SECT 66A APPL FROM IB

Other Marks by Business Engineering Corporation

Additional USPTO filings from the same owner.

MCF

MCFRAME

79311513

Business Engineering Corporation

REGISTERED

SIGNAL CHAIN

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by Business Engineering Corporation

Other Marks in Class 009 — Electronics, software & scientific instruments

Resources

Company