Who owns the CISLEUKIN trademark?

The CISLEUKIN trademark is owned by INHIBRX BIOSCIENCES, INC..

What class is the CISLEUKIN trademark registered in?

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

What is the serial number for CISLEUKIN?

The USPTO serial number for CISLEUKIN is 97673066.

What is the registration number for CISLEUKIN?

CISLEUKIN is registered under USPTO registration number 0.

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Home Search: CISLEUKINCISLEUKIN #97673066

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Updated Oct 18, 2026·32 searches this week

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CIS

USPTO Trademark Record

PENDING

CISLEUKIN

SN 97673066·Reg 0·Filed Nov 11, 2022

Owner INHIBRX BIOSCIENCES, 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.

CISLEUKIN (Serial No. 97673066), Registration No. 0, is a pending US trademark filed on Nov 11, 2022 by INHIBRX BIOSCIENCES, INC.. This trademark covers Class 042 (Scientific, technology & SaaS services).

Office Action response: October 27, 20269 days remaining

Mark Intelligence

CISLEUKIN (Reg. #0) is a pending US trademark that was filed in 2022 and is currently under USPTO examination. 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 11, 2022

SERIAL

97673066

REG#

Filing Information

StatusPENDING

Filing DateNov 11, 2022

Serial Number97673066

Registration No.0

Status DateJul 27, 2026

Published for OppositionOct 24, 2023

Mark TypeStandard characters

Filing Basis & Declarations

Standard Characters Claimed

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Apr 08, 2026

First use in commerce: Apr 08, 2026

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

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Status History

38 events

SU - NON-FINAL ACTION - WRITTEN

Jul 27, 2026

SU - NON-FINAL ACTION - WRITTEN

NON-FINAL ACTION E-MAILED

Jul 27, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 27, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Jun 30, 2026

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Apr 13, 2026

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Apr 13, 2026

USE AMENDMENT FILED

SOU TEAS EXTENSION RECEIVED

Nov 03, 2025

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 4 FILED

Nov 03, 2025

SOU EXTENSION 4 FILED

SOU EXTENSION 4 GRANTED

Nov 03, 2025

SOU EXTENSION 4 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Nov 03, 2025

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

May 17, 2025

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

May 16, 2025

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 3 FILED

May 16, 2025

SOU EXTENSION 3 FILED

SOU EXTENSION 3 GRANTED

May 16, 2025

SOU EXTENSION 3 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Mar 03, 2025

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Dec 02, 2024

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 2 FILED

Dec 02, 2024

SOU EXTENSION 2 FILED

SOU EXTENSION 2 GRANTED

Dec 02, 2024

SOU EXTENSION 2 GRANTED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 13, 2024

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

May 11, 2024

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

May 10, 2024

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 FILED

May 10, 2024

SOU EXTENSION 1 FILED

SOU EXTENSION 1 GRANTED

May 10, 2024

SOU EXTENSION 1 GRANTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Dec 19, 2023

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Oct 24, 2023

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 24, 2023

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 04, 2023

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Sep 15, 2023

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Sep 15, 2023

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Sep 15, 2023

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Sep 15, 2023

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 15, 2023

APPROVED FOR PUB - PRINCIPAL REGISTER

NON-FINAL ACTION WRITTEN

Aug 26, 2023

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Aug 26, 2023

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Aug 26, 2023

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Aug 25, 2023

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 02, 2022

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Nov 15, 2022

NEW APPLICATION ENTERED

Other Marks by INHIBRX BIOSCIENCES, INC.

Additional USPTO filings from the same owner.

INH

INHIBRX BIOSCIENCES

98440190

INHIBRX BIOSCIENCES, INC.

REGISTERED

INH

INHIBRX

88595545

INHIBRX BIOSCIENCES, INC.

REGISTERED

INH

INHIBRX

85321519

INHIBRX BIOSCIENCES, INC.

REGISTERED

CON

CONTRA-MAB

88081271

INHIBRX BIOSCIENCES, INC.

REGISTERED

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CAN

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