Prosecution Insights
Last updated: April 19, 2026

Examiner: LETTMAN, BRYAN MATTHEW

Tech Center 3700 • Art Units: 3746 3753

This examiner grants 65% of resolved cases

Performance Statistics

64.7%
Allow Rate
-5.3% vs TC avg
978
Total Applications
+52.5%
Interview Lift
1180
Avg Prosecution Days
Based on 941 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
21.5%
§102 Novelty
52.9%
§103 Obviousness
23.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19174923 COMPRESSOR WITH ELECTRIC MOTOR Non-Final OA IHI Corporation
18596277 ISOLATION SYSTEM FOR EQUIPMENT MAINTENANCE DURING WELL TREATMENT OPERATIONS Non-Final OA Halliburton Energy Services, Inc.
19187315 HYDRAULIC PUMP Non-Final OA Milwaukee Electric Tool Corporation
17871716 PUMPING CASSETTE Non-Final OA DEKA Products Limited Partnership
18887725 RECIPROCATING COMPRESSOR Non-Final OA LG Electronics Inc.
19082661 ELECTRIC LIQUID PUMP Non-Final OA TOYODA GOSEI CO., LTD.
19229620 HYDRAULIC PUMP Non-Final OA VALEO EMBRAYAGES
19257660 FLUID PUMP Non-Final OA JOHNSON ELECTRIC INTERNATIONAL AG
19246578 METHODS FOR MEASURING FLUID FLOW OF FLUID SUPPLY ASSEMBLY Non-Final OA Valco Cincinnati, Inc.
18852389 ROTARY SWASH PLATE HYDRAULIC PUMP Non-Final OA KAWASAKI JUKOGYO KABUSHIKI KAISHA
19176441 FAN MODULE AND METHOD FOR OPERATING THE SAME Non-Final OA Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
19176618 DIAPHRAGM PUMP Non-Final OA NITTO KOHKI CO., LTD.
18875880 PRESSURE BOOSTING PUMP AND HYDROGEN SUPPLY SYSTEM Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
18555289 AGRICULTURAL SAMPLING SYSTEM AND RELATED METHODS Non-Final OA Precision Planting LLC
18848221 PRESSURE MEDIUM POWERED DEVICE GENERATING RECIPROCATING MOTION Non-Final OA DYNASET OY
18681731 COMPRESSOR ASSEMBLY HAVING A MOTOR SHAFT DIRECTLY COUPLED TO A ROTOR SHAFT Non-Final OA ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
18826727 Pulsatile Fluid Pump System Non-Final OA VentriFlo, Inc.
18319019 PHACOEMULSIFICATION AND I/A SLEEVES Non-Final OA Johnson & Johnson Surgical Vision, Inc.
18692058 IMPROVED FAN WALL MODULE AND FAN WALL UNIT ARRANGEMENT COMPRISING SUCH FAN WALL MODULE Non-Final OA MITSUBISHI ELECTRIC HYDRONICS & IT COOLING SYSTEMS S.P.A.
18538031 Electric Pump And Compressor Assembly, Systems Comprising Same, And Methods Of Using Same Final Rejection Nott Company
18683787 DISCHARGE HEADS WITH BENT SUPPORTING LEGS FOR VERTICAL PUMPS Non-Final OA ITT MANUFACTURING ENTERPRISES LLC
18441424 Tire Inflation System Non-Final OA Haltec Corporation
17866079 SUMP PUMP SYSTEM, INCLUDING SUMP PUMP MONITOR AND APPLICATION Final Rejection Fortune Brands Water Innovations LLC
18003626 MODULAR COMPACT PUMP Final Rejection Vetco Gray Scandinavia AS

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