Who owns the ZERO CHECKS trademark?

The ZERO CHECKS trademark is owned by ONE CALL LOCATORS, LTD..

What class is the ZERO CHECKS trademark registered in?

The ZERO CHECKS trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for ZERO CHECKS?

The USPTO serial number for ZERO CHECKS is 88350974.

What is the registration number for ZERO CHECKS?

ZERO CHECKS is registered under USPTO registration number 6224855.

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Updated Oct 31, 2026·18 searches this week

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Section 8 declaration window

December 22, 2026

52 days remaining

ZER

ZERO CHECKS

REGISTERED

Serial: 88350974
Reg: 6224855
Filed: Mar 21, 2019
Owner: ONE CALL LOCATORS, LTD.

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Mar 09, 2015

First use in commerce: Mar 09, 2015

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

36 events

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 18, 2026

Code ASCK

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Dec 22, 2025

Code REM1

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Dec 12, 2025

Code ASGN

REGISTERED-PRINCIPAL REGISTER

Dec 22, 2020

Code R.PR

PUBLISHED FOR OPPOSITION

Oct 06, 2020

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 06, 2020

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 16, 2020

Code NONP

NOTICE OF ACCEPTANCE OF AMENDMENT TO ALLEGE USE E-MAILED

Sep 01, 2020

Code AAUA

USE AMENDMENT ACCEPTED

Aug 30, 2020

Code IUAA

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 30, 2020

Code CNSA

EXAMINERS AMENDMENT -WRITTEN

Aug 07, 2020

Code CNEA

EXAMINERS AMENDMENT E-MAILED

Aug 07, 2020

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Aug 07, 2020

Code GNEN

EXAMINER'S AMENDMENT ENTERED

Aug 07, 2020

Code XAEC

FINAL REFUSAL WRITTEN

Feb 11, 2020

Code CNFR

FINAL REFUSAL E-MAILED

Feb 11, 2020

Code GNFR

NOTIFICATION OF FINAL REFUSAL EMAILED

Feb 11, 2020

Code GNFN

USE AMENDMENT FILED

Jan 17, 2020

Code IUAF

AMENDMENT TO USE PROCESSING COMPLETE

Jan 17, 2020

Code AUPC

TEAS AMENDMENT OF USE RECEIVED

Jan 16, 2020

Code EAAU

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 13, 2020

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 13, 2020

Code TEME

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 08, 2020

Code TROA

NON-FINAL ACTION WRITTEN

Jul 10, 2019

Code CNRT

NON-FINAL ACTION E-MAILED

Jul 10, 2019

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 10, 2019

Code GNRN

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 04, 2019

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 04, 2019

Code TEME

ASSIGNED TO LIE

May 28, 2019

Code ALIE

NON-FINAL ACTION WRITTEN

May 23, 2019

Code CNRT

NON-FINAL ACTION E-MAILED

May 23, 2019

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

May 23, 2019

Code GNRN

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 23, 2019

Code TROA

ASSIGNED TO EXAMINER

May 15, 2019

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 09, 2019

Code NWOS

NEW APPLICATION ENTERED

Mar 25, 2019

Code NWAP

ZERO CHECKS

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