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Official data from USPTO

KOHOKU

Did you know this trademark is already registered in United States?

Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.

Active USPTO registrationType: CombinedOffice: US

Quick snapshot

KOHOKU

ST13

US500000079205293

Class

9

Filing

79205293

Registration

5398617

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

Attention: there is active risk

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

32

Latest update

02/13/2026

Classification

Registered

Trademark type

Combined

Nice classes

9

Filing date

10/31/2016

Registration date

02/13/2018

Expiration date

-

Recommended action

Perform a full collision analysis and validate classes before any filing or trademark investment.

Next step

These are the details of the registration process. Even so, constant monitoring is what ensures peace of mind that your main asset remains protected.

Complete case details

Structured fields from the responsible authority and the official record.

Status date

10/07/2024

Last transaction

02/13/2026

Responsible office

United States Patent and Trademark Office

Status code

706

Official register

Principal Register

Drawing code

5

Owner type

03

Owner location

Shiga, JP

Examiner

FALK, JONATHAN ROBERT

Current location

Historical data usage

Holders and representatives

Holders

KOHOKU KOGYO CO., LTD.
KOHOKU KOGYO CO., LTD.

Representatives

Charles Weigell Fross Zelnick Lehrman & Zissu, P.C.

Technical classification

Nice Classes

Class 9

Vienna Codes

No Vienna codes available.

Goods and services

Class 9

parts made of fused silica for measuring or testing machines and instruments, namely, flow cells, chromatography columns, microreactor tubes, microtubes, capillary tubes, micro hole arrays; [ electronic power distribution or control machines and apparatus; conductors, electric; ] telecommunication machines and apparatus, namely, fiber optics; optical filters for fiber optics; computer network hubs and switches for fiber optics; optical isolators for fiber optics; attenuators for fiber optics; arrays for fiber optics; optical branching device for fiber optics; optical circulators for fiber optics; fiber optic connectors; ferrules for optical fiber connection; [ terminators for fiber optics; magnetic cores; resistance wires; electrodes, other than welding electrodes or medical electrodes; ] electrodes for electrolytic capacitor

Publications

History of USPTO decisions and trademark events.

32 publications found

INNP

PARTIAL INVALIDATION PROCESSED BY THE IB

02/12/2026

INPS

PARTIAL INVALIDATION OF REG EXT PROTECTION SENT TO IB

11/07/2025

INPC

INVALIDATION PROCESSED

11/07/2025

INPR

PARTIAL INVALIDATION OF REG EXT PROTECTION CREATED

06/08/2025

NA71

NOTICE OF ACCEPTANCE OF SEC. 71 - E-MAILED

10/07/2024

71AG

REGISTERED-SEC.71 ACCEPTED

10/07/2024

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

10/07/2024

ES71

TEAS SECTION 71 RECEIVED

02/13/2024

NREP

NEW REPRESENTATIVE AT IB RECEIVED

05/21/2020

FINO

FINAL DECISION TRANSACTION PROCESSED BY IB

06/29/2018

FICS

FINAL DISPOSITION NOTICE SENT TO IB

05/17/2018

FIMP

FINAL DISPOSITION PROCESSED

05/17/2018

FICR

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

05/13/2018

R.PR

REGISTERED-PRINCIPAL REGISTER

02/13/2018

GPNX

NOTIFICATION PROCESSED BY IB

12/08/2017

PUBO

PUBLISHED FOR OPPOSITION

11/28/2017

OPNS

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

11/22/2017

OP2R

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

11/22/2017

NPUB

NOTICE OF PUBLICATION

11/08/2017

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

10/26/2017

TEME

TEAS/EMAIL CORRESPONDENCE ENTERED

10/05/2017

CRFA

CORRESPONDENCE RECEIVED IN LAW OFFICE

10/04/2017

TROA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

10/04/2017

RFNT

REFUSAL PROCESSED BY IB

05/13/2017

RFCS

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

04/27/2017

RFRR

REFUSAL PROCESSED BY MPU

04/27/2017

RFCR

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

04/25/2017

CNRT

NON-FINAL ACTION WRITTEN

04/24/2017

MAFR

APPLICATION FILING RECEIPT MAILED

04/21/2017

DOCK

ASSIGNED TO EXAMINER

04/17/2017

NWOS

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

04/17/2017

REPR

SN ASSIGNED FOR SECT 66A APPL FROM IB

04/13/2017

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