Who owns the CERTIFIED ARBORIST ISA trademark?

The CERTIFIED ARBORIST ISA trademark is owned by International Society of Arboriculture.

What class is the CERTIFIED ARBORIST ISA trademark registered in?

The CERTIFIED ARBORIST ISA trademark is registered in Class B (Class NaN).

What is the serial number for CERTIFIED ARBORIST ISA?

The USPTO serial number for CERTIFIED ARBORIST ISA is 99841375.

What is the registration number for CERTIFIED ARBORIST ISA?

CERTIFIED ARBORIST ISA is registered under USPTO registration number 8503147.

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Updated Oct 18, 2026·16 searches this week

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CER

USPTO Trademark Record

REGISTERED

CERTIFIED ARBORIST ISA

SN 99841375·Reg 8503147·Filed May 22, 2026

Owner International Society of Arboriculture

CERTIFIED ARBORIST ISA (Serial No. 99841375), Registration No. 8503147, is a registered US trademark filed on May 22, 2026 by International Society of Arboriculture. This trademark covers Class B (Class NaN).

early section 8: October 13, 2032

Mark Intelligence

CERTIFIED ARBORIST ISA (Reg. #8503147) is a registered US trademark that has been protecting its owner, International Society of Arboriculture, since 2026. The mark covers Class B (Class NaN). The mark faced 1 opposition proceeding during prosecution.

FILED

May 22, 2026

SERIAL

99841375

REG#

8503147

REGISTERED

Oct 13, 2026

Filing Information

StatusREGISTERED

Filing DateMay 22, 2026

Serial Number99841375

Registration No.8503147

Registration DateOct 13, 2026

Status DateOct 13, 2026

Published for OppositionAug 25, 2026

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 00BClass 0

US codes: B

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

Oct 13, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Oct 13, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Aug 25, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 25, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 19, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Jul 30, 2026

ASSIGNED TO EXAMINER

EXAMINERS AMENDMENT -WRITTEN

Jul 30, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jul 30, 2026

EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jul 30, 2026

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 30, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jul 30, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

ASSIGNED TO PETITION STAFF

Jul 29, 2026

ASSIGNED TO PETITION STAFF

REQUEST FOR SPECIAL HANDLING - GRANTED

Jul 29, 2026

REQUEST FOR SPECIAL HANDLING - GRANTED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 20, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jul 20, 2026

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION ENTERED

May 22, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

May 22, 2026

APPLICATION FILING RECEIPT MAILED

TEAS REQUEST TO MAKE SPECIAL RECEIVED

May 22, 2026

TEAS REQUEST TO MAKE SPECIAL RECEIVED

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