Who owns the CSTOR trademark?

The CSTOR trademark is owned by FRONTIER TECHNOLOGY, LLC.

What class is the CSTOR trademark registered in?

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

What is the serial number for CSTOR?

The USPTO serial number for CSTOR is 88476240.

What is the registration number for CSTOR?

CSTOR is registered under USPTO registration number 6392274.

Sealvo

Home Search: CSTORCSTOR #88476240

Back

Updated Sep 20, 2026·28 searches this week

View on USPTO TSDR Find similar marks

CST

USPTO Trademark Record

REGISTERED

CSTOR

SN 88476240·Reg 6392274·Filed Jun 17, 2019

Owner FRONTIER TECHNOLOGY, LLC

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.

CSTOR (Serial No. 88476240), Registration No. 6392274, is a registered US trademark filed on Jun 17, 2019 by FRONTIER TECHNOLOGY, LLC. This trademark covers Class 042 (Scientific, technology & SaaS services).

Renewal window: June 22, 2027274 days remaining

Conflict Analysis

Full conflict analysis for CSTOR (SN 88476240) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

CSTOR (Reg. #6392274) is a registered US trademark that has been protecting its owner, FRONTIER TECHNOLOGY, LLC, since 2019. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 17, 2019

SERIAL

88476240

REG#

6392274

REGISTERED

Jun 22, 2021

Filing Information

StatusREGISTERED

Filing DateJun 17, 2019

Serial Number88476240

Registration No.6392274

Registration DateJun 22, 2021

Status DateJun 22, 2021

Published for OppositionApr 06, 2021

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Oct 13, 2002

First use in commerce: Oct 13, 2002

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

31 events

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

Jun 22, 2026

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

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 13, 2024

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 07, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 07, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Jun 07, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 07, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 07, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Jun 22, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Apr 06, 2021

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 06, 2021

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 17, 2021

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO LIE

Mar 01, 2021

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 01, 2021

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 01, 2021

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 01, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

Nov 30, 2020

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

SUSPENSION LETTER WRITTEN

Sep 16, 2020

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Sep 16, 2020

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Sep 16, 2020

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

FINAL REFUSAL WRITTEN

Mar 17, 2020

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Mar 17, 2020

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Mar 17, 2020

NOTIFICATION OF FINAL REFUSAL EMAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Mar 10, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Mar 09, 2020

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 09, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO EXAMINER

Sep 09, 2019

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Sep 09, 2019

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 09, 2019

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 09, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 27, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jun 20, 2019

NEW APPLICATION ENTERED

Other Marks by FRONTIER TECHNOLOGY, LLC

Additional USPTO filings from the same owner.

OCT

OCTEM

99124985

FRONTIER TECHNOLOGY, LLC

REGISTERED

74594025

FRONTIER TECHNOLOGY, LLC

REGISTERED

97293889

FRONTIER TECHNOLOGY, LLC

REGISTERED

MAN

MANAGEWISE

97404931

FRONTIER TECHNOLOGY, LLC

REGISTERED

Other Marks in Class 042 — Scientific, technology & SaaS services

Recently filed and registered marks in the same international class.

CST

CSTOR

87094413

Custom Storage, Inc.

ABANDONED

CST

CSTOR WE LOOK BEYOND IT

88476242

FRONTIER TECHNOLOGY, LLC

REGISTERED

Other Marks by Howard I. Sobelman

Additional USPTO filings handled by the same attorney of record.

MED

MEDICAL AND WELLNESS CARE AT THE INTERSECTION OF HEALTH FUNCTION AND REJUVENATION

98630434

REGISTERED

COR

CORONADO UNIVERSITY

97633322

REGISTERED

OCT

OCTEM

99124985

REGISTERED

IPZ

IP ZONE

88700362

REGISTERED

CSTOR

Run a conflict check

Other Marks by FRONTIER TECHNOLOGY, LLC

Other Marks in Class 042 — Scientific, technology & SaaS services

Other Marks by Howard I. Sobelman

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company