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Official data from USPTO

AMPLIFIER

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

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Active USPTO registrationType: WordOffice: United States

Quick snapshot

AMPLIFIER

ST13

US500000075087784

Class

5

Filing

75087784

Registration

2043557

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

33

Latest update

03/12/2026

Trademark type

Word

Nice classes

5

Filing date

04/15/1996

Registration date

03/11/1997

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

03/03/2017

Last transaction

03/12/2026

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

08/16/1995

First use in commerce

08/16/1995

Drawing code

1

Owner type

03

Owner location

Arden Hills, MN, US

Examiner

MICHOS, JOHN E

Law office

L50

Current location

GENERIC WEB UPDATE

Holders and representatives

Holders

Land O'Lakes, Inc.

Representatives

Katherine M. Lichty and Amber S. Stevens Land O'Lakes, Inc.

Technical classification

Nice Classes

Class 5

Vienna Codes

No Vienna codes available.

Goods and services

Class 5

medicated agricultural animal feed

Publications

History of USPTO decisions and trademark events.

33 publications found

REM2

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

03/11/2026

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

12/20/2019

REAP

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

12/20/2019

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

03/07/2018

REAP

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

03/07/2018

NA89

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

03/03/2017

RNL2

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

03/03/2017

89AG

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

03/03/2017

E89R

TEAS SECTION 8 & 9 RECEIVED

03/01/2017

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

05/02/2016

REAP

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

05/02/2016

REM2

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

03/11/2016

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

01/27/2016

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

12/21/2011

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

11/23/2011

REAP

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

11/23/2011

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

12/02/2009

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

11/25/2009

RNL1

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

01/26/2007

89AG

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

01/26/2007

PLGL

ASSIGNED TO PARALEGAL

01/11/2007

CFIT

CASE FILE IN TICRS

12/14/2006

89AF

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

11/08/2006

E89R

TEAS SECTION 8 & 9 RECEIVED

11/08/2006

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

09/27/2006

C15A

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

04/18/2003

815F

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

01/23/2003

MAIL

PAPER RECEIVED

01/23/2003

R.PR

REGISTERED-PRINCIPAL REGISTER

03/11/1997

PUBO

PUBLISHED FOR OPPOSITION

12/17/1996

NPUB

NOTICE OF PUBLICATION

11/15/1996

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

10/07/1996

DOCK

ASSIGNED TO EXAMINER

09/12/1996

Continuous trademark protection

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