Trademark Search / GRINDSTONE

GRINDSTONE

● Live · Registered

U.S. federal trademark · Serial No. 86295743 · Reg. No. 4902491

Mark

GRINDSTONE

Status

Registered

Serial Number

86295743

Registration No.

4902491

Filing Date

May 30, 2014

Registration Date

February 16, 2016

Class(es)

Class 007

Owners

CHAMPIONX LLC

16 · Sugar Land, TX, US

APERGY ESP SYSTEMS, LLC

16 · Broken Arrow, OK, US

DOVER ARTIFICIAL LIFT SYSTEMS, LLC

16 · TULSA, OK, US

DOVER ARTIFICIAL LIFT SYSTEMS, LLC

16 · TULSA, OK, US

Accelerated Artificial Lift Systems, LLC

16 · The Woodlands, TX, US

Accelerated Artificial Lift Systems, LLC

16 · The Woodlands, TX, US

Goods & Services

Component of an artificial lift system for use in oil and gas wells, namely, electrical submersible pumps (ESP) configured with abrasion resistant bearings

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.