Prosecution Insights
Last updated: April 19, 2026

National Oilwell Varco L P

13 pending office actions

Portfolio Summary

13
Total Pending OAs
2
Final Rejections
11
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19335823 Fixed Cutter Drill Bits and Cutter Element with Secondary Cutting Edges for Same ANDREWS, DAVID L 3672 Non-Final OA Sep 22, 2025
19334606 Fixed Cutter Drill Bits and Cutter Elements with Secondary Cutting Edges for Same ANDREWS, DAVID L 3672 Non-Final OA Sep 19, 2025
19267015 DEPTH ACTIVATED DOWNHOLE ADJUSTABLE BEND ASSEMBLIES THOMPSON, KENNETH L 3676 Non-Final OA Jul 11, 2025
19204034 VIBRATION MITIGATION TOOL RAILEY, JENNIFER A 3676 Non-Final OA May 09, 2025
18822126 Downhole Event Detection QUAIM, LAMIA 3676 Non-Final OA Aug 31, 2024
18778506 SYSTEMS AND METHODS FOR STORING MATERIALS IN EARTHEN SUBTERRANEAN FORMATIONS TOLEDO-DURAN, EDWIN J 3678 Non-Final OA Jul 19, 2024
18669291 THREADED TUBULAR MEMBERS EMPLOYING METAL-TO-METAL SEALS BOCHNA, DAVID 3679 Non-Final OA May 20, 2024
18650448 CLOSURE ADAPTER CHOI, WILLIAM SOON 3679 Final Rejection Apr 30, 2024
18569137 DIRECT FEED PROPPANT SYSTEM SORKIN, DAVID L 1774 Non-Final OA Dec 11, 2023
18563296 WEAR RESISTANT TUBULAR MEMBERS AND METHODS AND DEVICES FOR PRODUCING THE SAME PLAKKOOTTAM, DOMINICK L 3746 Non-Final OA Nov 21, 2023
18347333 DIRECT LOAD WRIST PIN JARIWALA, CHIRAG 3746 Non-Final OA Jul 05, 2023
17440289 THERMAL ANALYSIS OF DRILL BITS MOLL, NITHYA JANAKIRAMAN 2189 Non-Final OA Sep 17, 2021
17432893 WEAR RESISTANT DRILL PIPE BEMKO, TARAS P 3672 Final Rejection Aug 20, 2021

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