DEFENDER Trademark

Trademark Overview

On Monday, June 16, 2025, a trademark application was filed for DEFENDER with the United States Patent and Trademark Office. The USPTO has given the DEFENDER trademark a serial number of 99236212. The federal status of this trademark filing is RESPONSE AFTER NON-FINAL ACTION - ENTERED as of Friday, February 13, 2026. This trademark is owned by Drilling Innovative Solutions, LLC. The DEFENDER trademark is filed in the Computer & Software Products & Electrical & Scientific Products category with the following description:

Downhole fluid-operated back pressure valves for connection along a fluid conduit, namely, a drill string, extending within an oil and gas well for preventing uphole conveyance of fluid and pressure along the fluid conduit; downhole fluid-operated back pressure valves for connection along a fluid conduit, namely, a stimulation fluid string, extending within an oil and gas well for preventing uphole conveyance of fluid and pressure along the fluid conduit; and downhole fluid-operated back pressure valves that are part of a drill string extending within an oil and gas well for preventing uphole conveyance of drilling fluid and pressure along the drill string.
defender

General Information

Serial Number99236212
Word MarkDEFENDER
Filing DateMonday, June 16, 2025
Status661 - RESPONSE AFTER NON-FINAL ACTION - ENTERED
Status DateFriday, February 13, 2026
Registration Number0000000
Registration DateNOT AVAILABLE
Mark Drawing4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form
Published for Opposition DateNOT AVAILABLE

Trademark Statements

Goods and ServicesDownhole fluid-operated back pressure valves for connection along a fluid conduit, namely, a drill string, extending within an oil and gas well for preventing uphole conveyance of fluid and pressure along the fluid conduit; downhole fluid-operated back pressure valves for connection along a fluid conduit, namely, a stimulation fluid string, extending within an oil and gas well for preventing uphole conveyance of fluid and pressure along the fluid conduit; and downhole fluid-operated back pressure valves that are part of a drill string extending within an oil and gas well for preventing uphole conveyance of drilling fluid and pressure along the drill string.

Classification Information

International Class009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus.
US Class Codes021, 023, 026, 036, 038
Class Status Code6 - Active
Class Status DateMonday, June 16, 2025
Primary Code009
First Use Anywhere DateTuesday, June 3, 2025
First Use In Commerce DateTuesday, June 3, 2025

Trademark Owner History

Party NameDrilling Innovative Solutions, LLC
Party Type10 - Original Applicant
Legal Entity Type16 - Limited Liability Company
AddressLafayette, LA 70507

Trademark Events

Event DateEvent Description
Monday, June 16, 2025NEW APPLICATION ENTERED
Monday, June 16, 2025NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Monday, June 16, 2025APPLICATION FILING RECEIPT MAILED
Tuesday, November 4, 2025ASSIGNED TO EXAMINER
Thursday, November 13, 2025EXAMINERS AMENDMENT -WRITTEN
Thursday, November 13, 2025EXAMINERS AMENDMENT E-MAILED
Thursday, November 13, 2025NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Thursday, November 13, 2025EXAMINER'S AMENDMENT ENTERED
Thursday, November 13, 2025NON-FINAL ACTION WRITTEN
Thursday, November 13, 2025NON-FINAL ACTION E-MAILED
Thursday, November 13, 2025NOTIFICATION OF NON-FINAL ACTION E-MAILED
Friday, February 13, 2026TEAS RESPONSE TO OFFICE ACTION RECEIVED
Friday, February 13, 2026CORRESPONDENCE RECEIVED IN LAW OFFICE
Friday, February 13, 2026TEAS/EMAIL CORRESPONDENCE ENTERED

Related Keywords

defender fluid pressure along conduit string within extending preventing conveyance uphole