Who owns the MAINTAINER trademark?

The MAINTAINER trademark is owned by CSL Behring GmbH.

What is the serial number for MAINTAINER?

The USPTO serial number for MAINTAINER is 99593727.

What is the registration number for MAINTAINER?

MAINTAINER is registered under USPTO registration number 8467438.

MAI

USPTO Trademark Record

REGISTERED

MAINTAINER

Q: What class is the MAINTAINER trademark registered in?

The MAINTAINER trademark is registered in Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 044 (Medical, veterinary & beauty care services).

SN 99593727·Reg 8467438·Filed Jan 14, 2026

Owner CSL Behring GmbH

Education; providing of training; entertainment; sporting and cultural activities.; 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.; Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

MAINTAINER (Serial No. 99593727), Registration No. 8467438, is a registered US trademark filed on Jan 14, 2026 by CSL Behring GmbH. This trademark covers Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services), Class 044 (Medical, veterinary & beauty care services).

early section 8: September 29, 2032

Mark Intelligence

MAINTAINER (Reg. #8467438) is a registered US trademark that has been protecting its owner, CSL Behring GmbH, since 2026. The mark covers Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services) and Class 044 (Medical, veterinary & beauty care services) respectively. Goods and services include Education; providing of training; entertainment; sporting and cultural activities.; Scientific and technological service.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 14, 2026

SERIAL

99593727

REG#

8467438

REGISTERED

Sep 29, 2026

Owner

Applicant

CSL Behring GmbH

Entity

GmbH (German)

Address

Emil-von-Behring Str. 76, Marburg, D-35041

Country

Attorney

NameScott Woldow

Law firm

Scott Woldow Smith, Gambrell & Russell, LLP

Docket

034845.467

Address

1055 Thomas Jefferson Street, NW, Suite 400, Washington, DC 20007, United States

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Filing Information

StatusREGISTERED

Filing DateJan 14, 2026

Serial Number99593727

Registration No.8467438

Registration DateSep 29, 2026

Status DateSep 29, 2026

Published for OppositionAug 11, 2026

Mark TypeStandard characters

Attorney Docket034845.467

Status DescriptionLive and registered

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

Education; providing of training; entertainment; sporting and cultural activities.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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.

Class 044Medical, veterinary & beauty care services

US codes: 100, 101

Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, aquaculture, horticulture and forestry services.

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

Status History

19 events

REGISTERED-PRINCIPAL REGISTER

Sep 29, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 29, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Aug 11, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 11, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 05, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 14, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 17, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 17, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 17, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 17, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 17, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 17, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

NON-FINAL ACTION WRITTEN

Mar 24, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 24, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 24, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Mar 18, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Jan 14, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 14, 2026

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 14, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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