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Official data from USPTO

KS-4

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: WordOffice: US

Quick snapshot

KS-4

ST13

US500000071672952

Class

12, 19

Filing

71672952

Registration

611665

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

27

Latest update

10/18/2025

Classification

Registered

Trademark type

Word

Nice classes

12, 19

Filing date

09/09/1954

Registration date

09/06/1955

Expiration date

-

Recommended action

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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

09/13/2025

Last transaction

10/18/2025

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

07/23/1948

First use in commerce

07/23/1948

Drawing code

1

Owner type

03

Owner location

Pittsburgh, PA

Current location

PUBLICATION AND ISSUE SECTION

Holders and representatives

Holders

HARBISONWALKER INTERNATIONAL, INC.
A. P. GREEN INDUSTRIES, INC.
A. P. GREEN FIRE BRICK COMPANY

Representatives

Michael A. Jaffe RENNER, OTTO, BOISSELLE & SKLAR, LLP

Technical classification

Nice Classes

Class 12Class 19

Vienna Codes

No Vienna codes available.

Goods and services

Class 12

CASTABLE REFRACTORY FIRE CLAY MATERIAL

Class 19

No specification.

Publications

History of USPTO decisions and trademark events.

27 publications found

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

10/13/2025

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

10/13/2025

REAP

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

10/13/2025

NA89

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

09/13/2025

RNL5

REGISTERED AND RENEWED (FIFTH RENEWAL - 10 YRS)

09/13/2025

89AG

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

09/13/2025

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

09/13/2025

E89R

TEAS SECTION 8 & 9 RECEIVED

05/14/2025

REM2

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

09/06/2024

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

05/31/2023

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

05/24/2023

NA89

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

06/13/2015

RNL4

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

06/13/2015

89AG

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

06/13/2015

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

06/13/2015

E89R

TEAS SECTION 8 & 9 RECEIVED

05/26/2015

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

12/16/2013

CFIT

CASE FILE IN TICRS

12/21/2005

RNL3

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

07/26/2005

89AG

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

07/26/2005

PLGL

ASSIGNED TO PARALEGAL

07/26/2005

89AF

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

06/01/2005

E89R

TEAS SECTION 8 & 9 RECEIVED

06/01/2005

RNL2

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

11/16/1995

PRA9

POST REGISTRATION ACTION MAILED - SEC. 9

10/10/1995

9.AF

REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8

09/06/1995

REN1

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

09/06/1975

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