Prosecution Insights
Last updated: May 29, 2026

Examiner: THOMPSON, KENNETH L

Tech Center 3600 • Art Units: 3672 3676

This examiner grants 88% of resolved cases

Performance Statistics

87.5%
Allow Rate
+35.5% vs TC avg
1,186
Total Applications
+7.0%
Interview Lift
898
Avg Prosecution Days
Based on 1172 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
50.8%
§102 Novelty
37.7%
§103 Obviousness
4.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19222598 Method And Apparatus For Downhole Fluid Microsample Collection With Staged Hydraulic Actuation Non-Final OA Halliburton Energy Services, Inc.
19221203 METHOD AND APPARATUS FOR DOWNHOLE FLUID MICROSAMPLE COLLECTION WITH STAGED HYDRAULIC ACTUATION Non-Final OA Halliburton Energy Services, Inc.
19215695 DOWNHOLE TOOL INCLUDING RELATED LUG SLOTS AND LUGS FOR COUPLING A MILLING TOOL AND WHIPSTOCK ASSEMBLY Non-Final OA Halliburton Energy Services, Inc.
19215732 DOWNHOLE TOOL INCLUDING RELATED LUG SLOTS AND LUGS FOR COUPLING A MILLING TOOL AND WHIPSTOCK ASSEMBLY Non-Final OA Halliburton Energy Services, Inc.
19210820 TWO-PART DRILLING AND RUNNING TOOL INCLUDING A ONE WAY MECHANISM Non-Final OA Halliburton Energy Services, Inc.
18584799 FRACTURE EVENT DETECTION Final Rejection Halliburton Energy Services, Inc.
19036310 RETRIEVABLE BRIDGE PLUG WITH DUAL CHECK VALVES Non-Final OA Tier 1 Energy Solutions, Inc.
19294816 Method and System for Controlling a Plurality of Drill Rigs Non-Final OA TECHNOLOGICAL RESOURCES PTY LIMITED
19085289 Percussive Drill Bit Non-Final OA Boart Longyear Manufacturing and Distribution Inc.
18723767 PROPELLER SHAFT Non-Final OA HITACHI ASTEMO, LTD.
18930651 FRANGIBLE GLASS BARRIER VALVES Non-Final OA NINE DOWNHOLE TECHNOLOGIES, LLC

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