International Society of Arboriculture Trademarks
CERTIFIED ARBORIST ISA

CERTIFIED ARBORIST ISA

Filed: November 2, 1992
arboriculture services
Owned by: International Society of Arboriculture
Serial Number: 74327122

ISA BOARD CERTIFIED MASTER ARBORIST

ISA BOARD CERTIFIED MASTER ARBORIST

Filed: December 6, 2002
field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 76473655

ISA CERTIFIED TREE WORKER AERIAL LIFT SPECIALIST

ISA CERTIFIED TREE WORKER AERIAL LIFT SPECIALIST

Filed: March 10, 2003
Services in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 76496054

ISA CERTIFIED ARBORIST MUNICIPAL SPECIALIST

ISA CERTIFIED ARBORIST MUNICIPAL SPECIALIST

Filed: March 10, 2003
Arboriculture services
Owned by: International Society of Arboriculture
Serial Number: 76496199

ISA BOARD CERTIFIED MASTER ARBORIST

ISA BOARD CERTIFIED MASTER ARBORIST

Filed: April 1, 2003
Services in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 76504381

ISA TREE CLIMBING CHAMPIONSHIP

ISA TREE CLIMBING CHAMPIONSHIP

Filed: April 11, 2003
educational and entertainment services, and sporting activities, namely, entertainment in the nature of competitions in…
Owned by: International Society of Arboriculture
Serial Number: 76510370

MEMBER ISA INTERNATIONAL SOCIETY OF ARBORICULTURE

MEMBER ISA INTERNATIONAL SOCIETY OF ARBORICULTURE

Filed: April 11, 2003
Indicating membership in an organization of arboriculture and tree care professionals
Owned by: International Society of Arboriculture
Serial Number: 76510371

CERTIFIED ARBORIST ISA

CERTIFIED ARBORIST ISA

Filed: May 19, 2003
arboriculture services
Owned by: International Society of Arboriculture
Serial Number: 76515409

UTILITY SPECIALIST ISA

UTILITY SPECIALIST ISA

Filed: July 28, 2003
arboriculture
Owned by: International Society of Arboriculture
Serial Number: 76532924

ISA CERTIFIED TREE WORKER CLIMBER SPECIALIST

ISA CERTIFIED TREE WORKER CLIMBER SPECIALIST

Filed: July 28, 2003
services in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 76532926

CERTIFIED TREE WORKER ISA

CERTIFIED TREE WORKER ISA

Filed: July 28, 2003
services in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 76532927

ISA QUALIFICATIONS TREE RISK ASSESSMENT

ISA QUALIFICATIONS TREE RISK ASSESSMENT

Filed: January 6, 2023
Tree care services
Owned by: International Society of Arboriculture
Serial Number: 97744994

CERTIFIED TREE CLIMBER ISA

CERTIFIED TREE CLIMBER ISA

Filed: January 6, 2023
Tree care services
Owned by: International Society of Arboriculture
Serial Number: 97745000

ISA TRUE PROFESSIONALS OF ARBORICULTURE

ISA TRUE PROFESSIONALS OF ARBORICULTURE

Filed: July 10, 2023
Providing recognition and incentives by the way of awards to demonstrate excellence in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 98078524

CERTIFIED ARBORIST

CERTIFIED ARBORIST

Filed: July 28, 2023
Providing recognition and incentives by the way of awards to demonstrate excellence in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 98106500

CERTIFIED URBAN FORESTER

CERTIFIED URBAN FORESTER

Filed: August 14, 2023
Services in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 98131349

ISA CERTIFIED URBAN FORESTER

ISA CERTIFIED URBAN FORESTER

Filed: August 14, 2023
Services in the field of arboriculture
Owned by: International Society of Arboriculture
Serial Number: 98131533

ISA CERTIFIED URBAN FOREST PROFESSIONAL

ISA CERTIFIED URBAN FOREST PROFESSIONAL

Filed: August 6, 2024
Development, delivery and maintenance of certification programs for practitioners in professional occupations and disciplines…
Owned by: International Society of Arboriculture
Serial Number: 98684502

CERTIFIED URBAN FOREST PROFESSIONAL

CERTIFIED URBAN FOREST PROFESSIONAL

Filed: August 6, 2024
Tree care services
Owned by: International Society of Arboriculture
Serial Number: 98684524

ISA URBAN FOREST PROFESSIONAL

ISA URBAN FOREST PROFESSIONAL

Filed: August 6, 2024
Development, delivery and maintenance of certification programs for practitioners in professional occupations and disciplines…
Owned by: International Society of Arboriculture
Serial Number: 98684544