Who owns the CLICKSTACK trademark?

The CLICKSTACK trademark is owned by MANN+HUMMEL GMBH.

What is the serial number for CLICKSTACK?

The USPTO serial number for CLICKSTACK is 79432910.

What is the registration number for CLICKSTACK?

CLICKSTACK is registered under USPTO registration number 8481104.

CLI

USPTO Trademark Record

REGISTERED

CLICKSTACK

Q: What class is the CLICKSTACK trademark registered in?

The CLICKSTACK trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 011 (Lighting, heating, cooling & sanitary apparatus).

SN 79432910·Reg 8481104·Filed Jul 24, 2025

Owner MANN+HUMMEL GMBH

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.; Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

CLICKSTACK (Serial No. 79432910), Registration No. 8481104, is a registered US trademark filed on Jul 24, 2025 by MANN+HUMMEL GMBH. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 011 (Lighting, heating, cooling & sanitary apparatus).

early section 8: October 06, 2032

Mark Intelligence

CLICKSTACK (Reg. #8481104) is a registered US trademark that has been protecting its owner, MANN+HUMMEL GMBH, since 2025. The mark covers Class 009 (Electronics, software & scientific instruments) and Class 011 (Lighting, heating, cooling & sanitary apparatus) respectively. Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 24, 2025

SERIAL

79432910

REG#

8481104

REGISTERED

Oct 06, 2026

Owner

Applicant

MANN+HUMMEL GMBH

Entity

Not Provided

Address

Schwieberdinger Str. 126, 71636 Ludwigsburg

Country

Attorney

NameMichael H. Jacobs

Law firm

Michael H. Jacobs Crowell & Moring LLP

Docket

037141.TB970

Address

P.O. Box 14300, Washington, DC 20044-4300, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateJul 24, 2025

Serial Number79432910

Registration No.8481104

Registration DateOct 06, 2026

Status DateOct 06, 2026

Published for OppositionAug 18, 2026

Mark TypeStandard characters

Attorney Docket037141.TB970

Status DescriptionLive and registered

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

Search 14M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 024, 031, 034

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

Status History

18 events

REGISTERED-PRINCIPAL REGISTER

Oct 06, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Oct 06, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Aug 18, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 18, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 12, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 20, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 02, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 02, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 02, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Feb 05, 2026

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Jan 17, 2026

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Jan 17, 2026

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Dec 11, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

ASSIGNED TO EXAMINER

Dec 10, 2025

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Dec 10, 2025

NON-FINAL ACTION WRITTEN

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 22, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Sep 22, 2025

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Sep 18, 2025

SN ASSIGNED FOR SECT 66A APPL FROM IB

CLICKSTACK

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

Other Marks by MANN+HUMMEL GMBH

Other Marks by Michael H. Jacobs

Resources

Company