ROCKBLOCK

LIVE

Serial Number

87774965

Owner

DORF KETAL WELL SERVICES, LLC

Attorney

John P. Courtney

First Use Date

Sep 28, 2018

Filing Date

Jan 29, 2018

Add to watchlist:

No watchlists yet

+ Create New Watchlist

View on USPTO

ROCKBLOCK Trademark

Serial Number: 87774965 • Registration: 5704781

ROCKBLOCK is a trademark filed by DORF KETAL WELL SERVICES, LLC on January 29, 2018. The trademark is classified under Class 1 (Chemicals). The application is currently registered and active.

Trademark Classes

Class 1 - Chemicals

Chemical products for industry, science, photography, agriculture, horticulture and forestry

Owner Contact Info

DORF KETAL WELL SERVICES, LLC (17 trademarks)

11490 Westheimer Rd., Ste 300
Houston, TX 77077

Entity Type: 16

IMPACT FLUID SOLUTIONS LP (30 trademarks)

2800 POST OAK BLVD., SUITE 2000
HOUSTON, TX 77056

Entity Type: 13

Legal Representation

Attorney of Record

John P. Courtney

305 trademarks filed View all →

Correspondence Address

John P. Courtney Hunton Andrews Kurth LLP

600 Travis St., Suite 4200

HOUSTON, TX 77002

United States

Trademark Details

Filing Date

January 29, 2018

Registration Date

March 19, 2019

First Use Anywhere

September 28, 2018

First Use in Commerce

September 28, 2018

Published for Opposition

July 3, 2018

Goods & Services

Drilling mud additive for use in oil and gas well drilling

Filing History

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Jun 13, 2025 NA85

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

Jun 13, 2025 C15A

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 13, 2025 APRE

TEAS SECTION 8 & 15 RECEIVED

Feb 20, 2025 E815

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 23, 2024 TCCA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 23, 2024 ARAA

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

Jul 23, 2024 REAP

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 23, 2024 CHAN

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 23, 2024 COAR

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jun 28, 2024 ASGN

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

Mar 19, 2024 REM1

REGISTERED-PRINCIPAL REGISTER

Mar 19, 2019 R.PR

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Feb 15, 2019 SUNA

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Feb 14, 2019 CNPR

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Feb 14, 2019 EXRA

STATEMENT OF USE PROCESSING COMPLETE

Feb 13, 2019 SUPC

SOU EXTENSION 1 GRANTED

Feb 13, 2019 EX1G

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Feb 13, 2019 AITU

USE AMENDMENT FILED

Feb 6, 2019 IUAF

SOU EXTENSION 1 FILED

Feb 6, 2019 EXT1

SOU TEAS EXTENSION RECEIVED

Feb 6, 2019 EEXT

TEAS STATEMENT OF USE RECEIVED

Feb 6, 2019 EISU

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Aug 28, 2018 NOAM

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 3, 2018 NPUB

PUBLISHED FOR OPPOSITION

Jul 3, 2018 PUBO

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 13, 2018 NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

May 24, 2018 CNSA

EXAMINER'S AMENDMENT ENTERED

May 24, 2018 XAEC

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 24, 2018 GNEN

EXAMINERS AMENDMENT E-MAILED

May 24, 2018 GNEA

EXAMINERS AMENDMENT -WRITTEN

May 24, 2018 CNEA

NOTIFICATION OF NON-FINAL ACTION E-MAILED

May 12, 2018 GNRN

NON-FINAL ACTION E-MAILED

May 12, 2018 GNRT

NON-FINAL ACTION WRITTEN

May 12, 2018 CNRT

ASSIGNED TO EXAMINER

May 10, 2018 DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 8, 2018 NWOS

NEW APPLICATION ENTERED

Feb 1, 2018 NWAP

Related Trademarks

More from this Owner

LC1K

LC3K

IMPACT FLUID SOLUTIONS

More in Same Class