Prosecution Insights
Last updated: May 29, 2026

Examiner: PARK, HYUN D

Tech Center 2800 • Art Units: 2857 2863 2865

This examiner grants 41% of resolved cases

Performance Statistics

41.1%
Allow Rate
-26.9% vs TC avg
672
Total Applications
+23.0%
Interview Lift
1534
Avg Prosecution Days
Based on 599 resolved cases, 2023–2026

Rejection Statute Breakdown

20.6%
§101 Eligibility
4.9%
§102 Novelty
68.9%
§103 Obviousness
4.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18104087 SYSTEMS AND METHODS FOR DETECTING FRACTURE-DRIVEN INTERACTIONS AND IDENTIFYING FRACTURE-DRIVEN INTERACTION RISK IN A SUBSURFACE VOLUME OF INTEREST Final Rejection CHEVRON U.S.A. INC.
18288264 Battery Life Prediction Apparatus and Operating Method Thereof Non-Final OA LG Energy Solution, Ltd.
18282501 METHOD FOR ESTIMATING STATE OF HEALTH OF LITHIUM-SULFUR BATTERY Non-Final OA LG ENERGY SOLUTION, LTD.
18160902 LINEAR-RADON-MARCHENKO EQUATION BASED INTERNAL MULTIPLE ELIMINATION Non-Final OA SAUDI ARABIAN OIL COMPANY
17929974 MEASURING MULTIPHASE FLOWS FROM WELLS Non-Final OA Saudi Arabian Oil Company
17450152 REDUNDANCY ENHANCED REMOVAL OF PRESSURE-EFFECT OFFSET FOR DRILL BIT STRAIN GAUGE MEASUREMENTS Final Rejection Halliburton Energy Services, Inc.
18490897 METHOD OF SELECTING OPTIMIZED MULTIMODE OPTICAL FIBERS Non-Final OA CORNING INCORPORATED
17096898 Fail Density-Based Clustering for Yield Loss Detection Non-Final OA Texas Instruments Incorporated
17786572 DETERIORATION DEGREE DIAGNOSIS DEVICE Final Rejection Mitsubishi Electric Corporation
18072881 SENSOR CALIBRATION USING DISTRIBUTED STOCHASTIC PARAMETER ESTIMATION Non-Final OA International Business Machines Corporation
18378352 DEVICE FOR POWER-EFFICIENT DETECTION OF CRANKING VOLTAGE Non-Final OA Geotab Inc.
18495259 DETECTING DROP TYPE SURFACE Non-Final OA STMicroelectronics International N.V.
18254602 ANOMALY CLASSIFICATION DEVICE Final Rejection FANUC CORPORATION
18451330 DIAGNOSIS METHOD OF BATTERY, DIAGNOSIS APPARATUS OF BATTERY, MANAGEMENT SYSTEM OF BATTERY, AND NON-TRANSITORY STORAGE MEDIUM Non-Final OA KABUSHIKI KAISHA TOSHIBA
17078850 ONLINE LEVELING CALIBRATION OF A GEODETIC INSTRUMENT Non-Final OA HEXAGON TECHNOLOGY CENTER GMBH
18466817 AUTOMATIC CALIBRATION OF ENCODERS BASED ON TEMPERATURE Non-Final OA Avago Technologies International Sales Pte. Limited
18263098 METHOD FOR PREDICTING DEFORMATION OF ADDITIVELY MANUFACTURED OBJECT Non-Final OA KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)
17745709 TESTING EQUIPMENT Final Rejection SILICONWARE PRECISION INDUSTRIES CO., LTD.
18560174 FLUID CONTROL DEVICE, FLUID CONTROL SYSTEM, FLUID CONTROL DEVICE PROGRAM, AND FLUID CONTROL METHOD Non-Final OA HORIBA STEC, Co., Ltd.
18494059 METHOD OF IMPROVING A TIMING OF A PLANNED MAINTENANCE AND METHOD OF OPTIMIZING A MAINTENANCE Non-Final OA BUERKERT WERKE GmbH & CO., KG
18384671 Method For Non-Destructive Testing Of A Plurality Of Components Non-Final OA Electricite de France
18553520 AQUEOUS COMPOSITION SENSORIAL IMPACT DETERMINATION METHOD, AQUEOUS COMPOSITION INGREDIENT QUANTITY DETERMINATION METHOD AND CORRESPONDING SYSTEMS Non-Final OA Firmenich SA
18502141 POSITION CALCULATION DEVICE Non-Final OA SMC CORPORATION
18463232 GRAVIMETER ZERO-DRIFT CORRECTION METHOD, APPARATUS AND ELECTRONIC DEVICE Non-Final OA Wang Zhang
18198332 METHOD AND DEVICE FOR NONDESTRUCTIVE DETECTION OF ELECTRODE LITHIUM INTERCALATION OF LITHIUM ION BATTERY, AND BATTERY MANAGEMENT SYSTEM THEREWITH Final Rejection SHANGHAI MAKESENS ENERGY STORAGE TECHNOLOGY CO., LTD.
18156083 TWO-WAY FREQUENCY EXCHANGE BETWEEN INDEPENDENTLY MOVING OSCILLATORS Non-Final OA Agalti Corporation
17912195 A LITHIUM BATTERY POWER DISPLAY METHOD AND SYSTEM Non-Final OA GUANGZHOU AUTOMOBILE GROUP CO., LTD.
17811553 FORECASTING FISHING CONDITIONS USING FORECASTED AND PAST WEATHER Non-Final OA BassForecat, LLC
17738033 PROCESSING DEVICE OF DEPTH INFORMATION Final Rejection eYs3D Microelectronics, Co.
17332385 ENVIRONMENTAL CONTROL SYSTEM DIAGNOSTICS AND OPTIMIZATIONS USING INTELLIGENT LIGHTING NETWORKS Final Rejection IDEAL Industries Lighting LLC

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