Who owns the K trademark?

The K trademark is owned by PORTAINER.IO LIMITED.

What class is the K trademark registered in?

The K trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for K?

The USPTO serial number for K is 79433418.

What is the registration number for K?

K is registered under USPTO registration number 8164223.

USPTO Trademark Record

REGISTERED

K

SN 79433418·Reg 8164223·Filed May 15, 2025

Owner PORTAINER.IO LIMITED

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.

K (Serial No. 79433418), Registration No. 8164223, is a registered US trademark filed on May 15, 2025 by PORTAINER.IO LIMITED. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: March 10, 2032

Mark Intelligence

K (Reg. #8164223) is a registered US trademark that has been protecting its owner, PORTAINER.IO LIMITED, since 2025. The mark covers Class 009 (Electronics, software & scientific instruments). Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

May 15, 2025

SERIAL

79433418

REG#

8164223

REGISTERED

Mar 10, 2026

Owner

Applicant

PORTAINER.IO LIMITED

Entity

Not Provided

Address

2/2 Boundary Rd,, Hobsonville Point Auckland 3698

Country

Attorney

NameStephen Jadie Coates

Law firm

Stephen Jadie Coates Coates IP LLP

Docket

15445

Address

3213 W Wheeler St. #362, Attn: Trademarks, Seatte, WA 98199, United States

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Filing Information

StatusREGISTERED

Filing DateMay 15, 2025

Serial Number79433418

Registration No.8164223

Registration DateMar 10, 2026

Status DateMar 10, 2026

Published for OppositionJan 20, 2026

Mark TypeDesign with words

Attorney Docket15445

Status DescriptionLive and registered

Filing Signals

FILED

2025

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

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

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

Status History

20 events

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Jun 10, 2026

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

NEW REPRESENTATIVE AT IB RECEIVED

Apr 02, 2026

NEW REPRESENTATIVE AT IB RECEIVED

REGISTERED-PRINCIPAL REGISTER

Mar 10, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Mar 10, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jan 20, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 20, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 14, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 23, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 22, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 22, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 22, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Dec 11, 2025

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Nov 25, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Nov 25, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Oct 07, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Oct 06, 2025

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Sep 30, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 29, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Sep 29, 2025

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Sep 25, 2025

SN ASSIGNED FOR SECT 66A APPL FROM IB

K

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