Prosecution Insights
Last updated: April 19, 2026

Championx LLC

6 pending office actions

Portfolio Summary

6
Total Pending OAs
2
Final Rejections
4
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19268582 DOWNHOLE CENTRIFUGAL PUMPS INCLUDING LOCKING FEATURES AND RELATED COMPONENTS AND METHODS DOYLE, BENJAMIN C 3746 Non-Final OA Jul 14, 2025
18936748 COMPOSITIONS AND METHODS FOR GAS LIFTED WELL DELIQUIFICATION LEFF, ANGELA MARIE DITRAN 3674 Final Rejection Nov 04, 2024
18673561 FLUORESCENT NANOPARTICLES FOR OILFIELD AND OTHER CHEMICAL PRODUCT INJECTION ASSURANCE, MONITORING AND TRACING STAFIRA, MICHAEL PATRICK 2877 Non-Final OA May 24, 2024
18645623 CALCIUM BASED NANOPARTICLE CORROSION INHIBITOR ADDITIVES PATEL, RONAK C 1788 Final Rejection Apr 25, 2024
18361131 COMPOSITIONS AND METHODS FOR METAL WEAR LOSS INHIBITION ANTHONY, JOSEPH DAVID 1764 Non-Final OA Jul 28, 2023
17639077 DEPOSIT-INHIBITING COMPOSITIONS FOR USE IN CRUDE OIL PRODUCTION AND PROCESSING DIGGS, TANISHA 1761 Non-Final OA Feb 28, 2022

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