Who owns the LEANUM trademark?

The LEANUM trademark is owned by OSYPENKO Serhii.

What class is the LEANUM trademark registered in?

The LEANUM trademark is registered in Class 001 (Chemicals for industrial, scientific & agricultural use).

What is the serial number for LEANUM?

The USPTO serial number for LEANUM is 79411697.

What is the registration number for LEANUM?

LEANUM is registered under USPTO registration number 8090569.

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USPTO Trademark Record

REGISTERED

LEANUM

SN 79411697·Reg 8090569·Filed Aug 28, 2024

Owner OSYPENKO Serhii

Chemicals for use in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; fire extinguishing and fire prevention compositions; tempering and soldering preparations; substances for tanning animal skins and hides; adhesives for use in industry; compost, manures, fertilizers; biological preparations for use in industry and science.

LEANUM (Serial No. 79411697), Registration No. 8090569, is a registered US trademark filed on Aug 28, 2024 by OSYPENKO Serhii. This trademark covers Class 001 (Chemicals for industrial, scientific & agricultural use).

early section 8: January 06, 2032

Mark Intelligence

LEANUM (Reg. #8090569) is a registered US trademark that has been protecting its owner, OSYPENKO Serhii, since 2024. The mark covers Class 001 (Chemicals for industrial, scientific & agricultural use). Goods and services include Chemicals for use in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocesse.... The mark faced 4 opposition proceedings during prosecution.

FILED

Aug 28, 2024

SERIAL

79411697

REG#

8090569

REGISTERED

Jan 06, 2026

Filing Information

StatusREGISTERED

Filing DateAug 28, 2024

Serial Number79411697

Registration No.8090569

Registration DateJan 06, 2026

Status DateJan 06, 2026

Published for OppositionNov 18, 2025

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 001Chemicals for industrial, scientific & agricultural use

US codes: 001, 005, 006, 010, 026, 046

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

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Status History

29 events

FINAL DECISION TRANSACTION PROCESSED BY IB

Aug 06, 2026

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Jul 16, 2026

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Jul 16, 2026

FINAL DISPOSITION NOTICE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

May 28, 2026

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

May 11, 2026

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

May 11, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Apr 06, 2026

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Jan 06, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jan 06, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Nov 18, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 18, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 12, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Oct 22, 2025

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Oct 22, 2025

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Oct 22, 2025

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Oct 22, 2025

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 22, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Oct 14, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Oct 10, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Oct 10, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

REFUSAL PROCESSED BY IB

May 04, 2025

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Apr 11, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Apr 11, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Mar 06, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Mar 05, 2025

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Mar 04, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 13, 2024

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Dec 13, 2024

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Dec 12, 2024

SN ASSIGNED FOR SECT 66A APPL FROM IB

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