Who owns the C-STONE trademark?

The C-STONE trademark is owned by EM MATERIALS LLC.

What class is the C-STONE trademark registered in?

The C-STONE trademark is registered in Class 019 (Non-metallic building materials).

What is the serial number for C-STONE?

The USPTO serial number for C-STONE is 74665571.

What is the registration number for C-STONE?

C-STONE is registered under USPTO registration number 2004062.

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Home Search: C-STONEC-STONE #74665571

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CST

USPTO Trademark Record

REGISTERED

C-STONE

SN 74665571·Reg 2004062·Filed Apr 25, 1995

Owner EM MATERIALS LLC

Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; transportable buildings, not of metal; monuments, not of metal.

C-STONE (Serial No. 74665571), Registration No. 2004062, is a registered US trademark filed on Apr 25, 1995 by EM MATERIALS LLC. This trademark covers Class 019 (Non-metallic building materials).

renewal grace 30y period: April 01, 2027175 days remaining

Mark Intelligence

C-STONE (Reg. #2004062) is a registered US trademark that has been protecting its owner, EM MATERIALS LLC, since 1995. The mark covers Class 019 (Non-metallic building materials). Goods and services include Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 25, 1995

SERIAL

74665571

REG#

2004062

REGISTERED

Oct 01, 1996

Filing Information

StatusREGISTERED

Filing DateApr 25, 1995

Serial Number74665571

Registration No.2004062

Registration DateOct 01, 1996

Status DateMay 15, 2017

Published for OppositionJul 09, 1996

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 019Non-metallic building materials

US codes: 001, 012, 033, 050

First use anywhere: May 13, 1993

First use in commerce: May 13, 1993

Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; transportable buildings, not of metal; monuments, not of metal.

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

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Status History

57 events

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Oct 08, 2025

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

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

Oct 01, 2025

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

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Feb 20, 2025

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

NOTICE OF UPDATED REGISTRATION CONFIRMATION EMAILED

Jan 07, 2025

NOTICE OF UPDATED REGISTRATION CONFIRMATION EMAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 16, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

NEW CERTIFICATE UNDER SECTION 7 - PROCESSED

Dec 16, 2024

NEW CERTIFICATE UNDER SECTION 7 - PROCESSED

TEAS SECTION 7 REQUEST RECEIVED

Jun 12, 2024

TEAS SECTION 7 REQUEST RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jan 31, 2024

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jun 22, 2022

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 11, 2022

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Apr 11, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 11, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 11, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Apr 11, 2022

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Apr 06, 2022

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Dec 08, 2021

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

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

Sep 27, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 27, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 27, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 16, 2021

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

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

Jan 07, 2019

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 07, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

Jan 10, 2018

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jan 10, 2018

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

May 15, 2017

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

May 15, 2017

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

May 15, 2017

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

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

May 12, 2017

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

Nov 17, 2016

POST REGISTRATION ACTION MAILED - SEC. 8 & 9

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 16, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Sep 06, 2016

TEAS SECTION 8 & 9 RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 15, 2015

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 01, 2015

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 09, 2009

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 02, 2009

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Nov 11, 2009

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Nov 04, 2009

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Dec 26, 2007

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

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

Oct 14, 2006

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Oct 14, 2006

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

ASSIGNED TO PARALEGAL

Oct 10, 2006

ASSIGNED TO PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Jul 26, 2006

TEAS SECTION 8 & 9 RECEIVED

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

Jul 26, 2006

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

CASE FILE IN TICRS

Jun 29, 2006

CASE FILE IN TICRS

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

Jan 24, 2003

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

PAPER RECEIVED

Dec 10, 2002

PAPER RECEIVED

RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 15

Dec 10, 2002

RESPONSE RECEIVED TO POST REG. ACTION - SEC. 8 & 15

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

Jun 12, 2002

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

PAPER RECEIVED

Apr 17, 2002

PAPER RECEIVED

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

Apr 17, 2002

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

REGISTERED-PRINCIPAL REGISTER

Oct 01, 1996

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jul 09, 1996

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jun 07, 1996

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

May 03, 1996

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Mar 25, 1996

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION MAILED

Oct 30, 1995

NON-FINAL ACTION MAILED

ASSIGNED TO EXAMINER

Sep 28, 1995

ASSIGNED TO EXAMINER

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