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Official data from USPTO

CHEK-LOK

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

CHEK-LOK

ST13

US500000072038971

Class

6, 13

Filing

72038971

Registration

674424

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

22

Latest update

09/20/2025

Trademark type

Word

Nice classes

6, 13

Filing date

10/16/1957

Registration date

02/24/1959

Expiration date

-

Complete case details

Structured fields from the responsible authority and the official record.

Status date

01/04/2019

Last transaction

09/20/2025

Responsible office

United States Patent and Trademark Office

Status code

800

Official register

Principal Register

First use anywhere

04/22/1957

First use in commerce

04/22/1957

Drawing code

1

Owner type

16

Owner location

ELON, NC

Current location

GENERIC WEB UPDATE

Holders and representatives

Holders

ENGINEERED CONTROLS INTERNATIONAL, LLC
ENGINEERED CONTROLS INTERNATIONAL, INC.
BASTIAN-BLESSING COMPANY, THE

Representatives

Thomas C. McDonough Neal, Gerber & Eisenberg LLP

Technical classification

Nice Classes

Class 6Class 13

Vienna Codes

No Vienna codes available.

Goods and services

Class 6

No specification.

Class 13

EXCESS FLOW AND SHUT-OFF VALVES AND LIQUID TRANSFER CONNECTIONS AND PARTS THEREFOR

Publications

History of USPTO decisions and trademark events.

22 publications found

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

09/15/2025

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

09/15/2025

REAP

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

09/15/2025

NA89

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

01/04/2019

RNL4

REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS)

01/04/2019

89AG

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

01/04/2019

E89R

TEAS SECTION 8 & 9 RECEIVED

12/14/2018

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

03/07/2018

REM2

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

02/24/2018

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

03/15/2017

ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

12/18/2013

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

04/06/2011

CFIT

CASE FILE IN TICRS

01/27/2009

RNL3

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

08/30/2008

89AG

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

08/30/2008

PLGL

ASSIGNED TO PARALEGAL

08/27/2008

E89R

TEAS SECTION 8 & 9 RECEIVED

08/19/2008

CORV

REVIEW OF CORRESPONDENCE COMPLETE

09/02/2006

MAIL

PAPER RECEIVED

11/05/2003

RNL2

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

08/12/1999

9.AF

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

05/24/1999

REN1

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

02/24/1979

Continuous trademark protection

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