POSLOCK Trademark

Trademark Overview

On Monday, May 16, 1983, a trademark application was filed for POSLOCK with the United States Patent and Trademark Office. The USPTO has given the POSLOCK trademark a serial number of 73425917. The federal status of this trademark filing is REGISTERED AND RENEWED as of Monday, November 3, 2025. This trademark is owned by NL Industries, Inc.. The POSLOCK trademark is filed in the Machinery Products category with the following description:

Blowout Preventers for Use in the Drilling of Oil and Gas Wells
poslock

General Information

Serial Number73425917
Word MarkPOSLOCK
Filing DateMonday, May 16, 1983
Status800 - REGISTERED AND RENEWED
Status DateMonday, November 3, 2025
Registration Number1315426
Registration DateTuesday, January 22, 1985
Mark Drawing1 - Typeset: Word(s) / letter(s) / number(s)
Published for Opposition DateTuesday, November 13, 1984

Trademark Statements

Goods and ServicesBlowout Preventers for Use in the Drilling of Oil and Gas Wells

Classification Information

International Class007 - Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
US Class Codes023
Class Status Code6 - Active
Class Status DateTuesday, January 22, 1985
Primary Code007
First Use Anywhere DateTuesday, March 1, 1983
First Use In Commerce DateTuesday, March 1, 1983

Trademark Owner History

Party NameGRANT PRIDECO, INC.
Party Type42 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressHOUSTON, TX 77042
Party NameVARCO I/P, INC.
Party Type41 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressHOUSTON, TX 77036
Party NameBaroid Technology, Inc.
Party Type40 - New Owner After Registration
Legal Entity Type03 - Corporation
AddressHouston, TX 77042
Party NameNL Industries, Inc.
Party Type30 - Original Registrant
Legal Entity Type03 - Corporation
AddressNew York, NY 10020
Party NameNL Industries, Inc.
Party Type20 - Owner at Publication
Legal Entity Type03 - Corporation
AddressNew York, NY 10020
Party NameNL Industries, Inc.
Party Type10 - Original Applicant
Legal Entity Type03 - Corporation
AddressNew York, NY 10020

Trademark Events

Event DateEvent Description
Thursday, December 8, 1983ASSIGNED TO EXAMINER
Tuesday, January 10, 1984NON-FINAL ACTION MAILED
Thursday, July 12, 1984CORRESPONDENCE RECEIVED IN LAW OFFICE
Tuesday, September 18, 1984APPROVED FOR PUB - PRINCIPAL REGISTER
Thursday, October 4, 1984NOTICE OF PUBLICATION
Monday, November 5, 1984NOTICE OF PUBLICATION
Tuesday, November 13, 1984PUBLISHED FOR OPPOSITION
Tuesday, January 22, 1985REGISTERED-PRINCIPAL REGISTER
Thursday, December 13, 1990REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED
Friday, April 19, 1991REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
Friday, July 22, 2005TEAS CHANGE OF OWNER ADDRESS RECEIVED
Friday, July 22, 2005PAPER RECEIVED
Friday, July 22, 2005REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED
Thursday, September 15, 2005ASSIGNED TO PARALEGAL
Wednesday, September 28, 2005REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Wednesday, September 28, 2005REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)
Thursday, May 22, 2008CASE FILE IN TICRS
Thursday, April 30, 2009TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Thursday, April 30, 2009ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Thursday, August 4, 2011TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Thursday, August 4, 2011ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Tuesday, June 30, 2015TEAS SECTION 8 & 9 RECEIVED
Thursday, July 2, 2015REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Thursday, July 2, 2015REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
Thursday, July 2, 2015NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED
Thursday, March 28, 2019TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Thursday, March 28, 2019ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Friday, November 25, 2022AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Wednesday, July 5, 2023TEAS CHANGE OF OWNER ADDRESS RECEIVED
Wednesday, July 5, 2023APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Wednesday, July 5, 2023TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Wednesday, July 5, 2023ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Wednesday, July 5, 2023TEAS CHANGE OF CORRESPONDENCE RECEIVED
Monday, January 22, 2024COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED
Wednesday, July 16, 2025TEAS SECTION 8 & 9 RECEIVED
Monday, November 3, 2025CASE ASSIGNED TO POST REGISTRATION PARALEGAL
Monday, November 3, 2025REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED
Monday, November 3, 2025REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)
Monday, November 3, 2025NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Related Keywords

poslock wells drilling preventers blowout