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Official data from USPTO

K-MAG

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: United States

Quick snapshot

K-MAG

ST13

US500000072209152

Class

10, 31

Filing

72209152

Registration

820183

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

23

Latest update

12/14/2025

Trademark type

Word

Nice classes

10, 31

Filing date

12/31/1964

Registration date

12/13/1966

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

08/30/2016

Last transaction

12/14/2025

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

10/31/1964

First use in commerce

10/31/1964

Drawing code

1

Owner type

03

Owner location

Tampa, FL

Current location

GENERIC WEB UPDATE

Holders and representatives

Holders

MOSAIC COMPANY, THE
WESTERN AG-MINERALS COMPANY
D. C. (pessoa física)

Representatives

Nicholas S. Kuhlmann Husch Blackwell LLP

Technical classification

Nice Classes

Class 10Class 31

Vienna Codes

No Vienna codes available.

Goods and services

Class 10

FERTILIZERS WHICH INCLUDE SULFATE OF POTASH MAGNESIA

Class 31

No specification.

Publications

History of USPTO decisions and trademark events.

23 publications found

REM2

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

12/13/2025

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

03/18/2025

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

03/18/2025

REAP

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

03/18/2025

CHAN

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

03/18/2025

COAR

TEAS CHANGE OF OWNER ADDRESS RECEIVED

03/18/2025

NA89

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

08/30/2016

RNL4

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

08/30/2016

89AG

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

08/30/2016

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

08/30/2016

E89R

TEAS SECTION 8 & 9 RECEIVED

06/08/2016

REM2

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

12/13/2015

CFIT

CASE FILE IN TICRS

02/02/2009

RNL3

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

02/13/2007

89AG

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

02/13/2007

PLGL

ASSIGNED TO PARALEGAL

01/25/2007

89AF

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

11/21/2006

E89R

TEAS SECTION 8 & 9 RECEIVED

11/21/2006

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

07/05/2006

PRA9

POST REGISTRATION ACTION MAILED - SEC. 9

03/24/1987

REN1

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

12/13/1986

XXXX

POST REGISTRATION ACTION CORRECTION

12/13/1986

9.AF

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

11/06/1986

Continuous trademark protection

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