Who owns the SK LIFE SCIENCE trademark?

The SK LIFE SCIENCE trademark is owned by SK Inc..

What class is the SK LIFE SCIENCE trademark registered in?

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

What is the serial number for SK LIFE SCIENCE?

The USPTO serial number for SK LIFE SCIENCE is 79236980.

What is the registration number for SK LIFE SCIENCE?

SK LIFE SCIENCE is registered under USPTO registration number 5706244.

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Home Search: SK LIFE SCIENCESK LIFE SCIENCE #79236980

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Updated Sep 28, 2026·21 searches this week

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SKL

USPTO Trademark Record

REGISTERED

SK LIFE SCIENCE

SN 79236980·Reg 5706244·Filed Apr 06, 2018

Owner SK Inc.

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.

SK LIFE SCIENCE (Serial No. 79236980), Registration No. 5706244, is a registered US trademark filed on Apr 06, 2018 by SK Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: March 26, 2029

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Mark Intelligence

SK LIFE SCIENCE (Reg. #5706244) is a registered US trademark that has been protecting its owner, SK Inc., since 2018. 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

Apr 06, 2018

SERIAL

79236980

REG#

5706244

REGISTERED

Mar 26, 2019

Filing Information

StatusREGISTERED

Filing DateApr 06, 2018

Serial Number79236980

Registration No.5706244

Registration DateMar 26, 2019

Status DateJul 03, 2025

Published for OppositionJan 08, 2019

Filing Basis & Declarations

Section 15 Acknowledged

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

31 events

PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED

Mar 03, 2026

PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED

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

Jul 03, 2025

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

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

Jul 03, 2025

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 30, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 71 & 15 RECEIVED

Mar 20, 2025

TEAS SECTION 71 & 15 RECEIVED

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

Mar 26, 2024

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

CHANGE OF NAME/ADDRESS REC'D FROM IB

Sep 03, 2021

CHANGE OF NAME/ADDRESS REC'D FROM IB

FINAL DECISION TRANSACTION PROCESSED BY IB

Aug 09, 2019

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Jul 24, 2019

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Jul 24, 2019

FINAL DISPOSITION NOTICE SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jun 26, 2019

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

TEAS CHANGE OF CORRESPONDENCE RECEIVED

May 10, 2019

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Mar 26, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jan 08, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 08, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 19, 2018

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 21, 2018

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Nov 14, 2018

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Nov 13, 2018

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Nov 13, 2018

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 13, 2018

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REFUSAL PROCESSED BY IB

Sep 08, 2018

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Aug 22, 2018

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Aug 22, 2018

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Aug 11, 2018

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Aug 10, 2018

NON-FINAL ACTION WRITTEN

APPLICATION FILING RECEIPT MAILED

Jul 31, 2018

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 25, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

ASSIGNED TO EXAMINER

Jul 25, 2018

ASSIGNED TO EXAMINER

LIMITATION FROM ORIGINAL APPLICATION ENTERED

Jul 24, 2018

LIMITATION FROM ORIGINAL APPLICATION ENTERED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Jul 19, 2018

SN ASSIGNED FOR SECT 66A APPL FROM IB

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