Who owns the KILLISPAN trademark?

The KILLISPAN trademark is owned by ieumBio Co., Ltd..

What class is the KILLISPAN trademark registered in?

The KILLISPAN trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for KILLISPAN?

The USPTO serial number for KILLISPAN is 79441929.

What is the registration number for KILLISPAN?

KILLISPAN is registered under USPTO registration number 8418421.

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Updated Oct 6, 2026·23 searches this week

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KIL

USPTO Trademark Record

REGISTERED

KILLISPAN

SN 79441929·Reg 8418421·Filed Nov 19, 2025

Owner ieumBio Co., Ltd.

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.

KILLISPAN (Serial No. 79441929), Registration No. 8418421, is a registered US trademark filed on Nov 19, 2025 by ieumBio Co., Ltd.. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: September 01, 2032

Mark Intelligence

KILLISPAN (Reg. #8418421) is a registered US trademark that has been protecting its owner, ieumBio Co., Ltd., since 2025. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Nov 19, 2025

SERIAL

79441929

REG#

8418421

REGISTERED

Sep 01, 2026

Filing Information

StatusREGISTERED

Filing DateNov 19, 2025

Serial Number79441929

Registration No.8418421

Registration DateSep 01, 2026

Status DateSep 01, 2026

Published for OppositionJul 14, 2026

Filing Basis & Declarations

Standard Characters Claimed

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

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Status History

18 events

REGISTERED-PRINCIPAL REGISTER

Sep 01, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 01, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jul 14, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 14, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 08, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 16, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

REFUSAL PROCESSED BY IB

Jun 04, 2026

REFUSAL PROCESSED BY IB

TEAS/EMAIL CORRESPONDENCE ENTERED

May 30, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 29, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 29, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

REFUSAL PROCESSED BY MPU

May 21, 2026

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

May 21, 2026

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Apr 02, 2026

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Apr 01, 2026

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Mar 25, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 28, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 28, 2026

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Jan 22, 2026

SN ASSIGNED FOR SECT 66A APPL FROM IB

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