Prosecution Insights
Last updated: October 04, 2026

Examiner: DALLO, JOSEPH J

Tech Center 3700 • Art Units: 3654 3661 3747

This examiner grants 90% of resolved cases

Analysis

Joseph J. Dallo is an examiner in Tech Center 3700 and Art Unit 3654 with 848 resolved cases. He has an allowance rate of 89.7% and a median of 765 days to allowance. The interview lift of 7.1% is modest, indicating a benefit from direct communication. For the 848 resolved cases, the 765-day timeline is a metric for applicants seeking results in Tech Center 3700.

This 7.1% lift remains a tool for practitioners, though the baseline success rate of 89.7% is already high. The 765-day median pendency is the timeline for examiners with 848 resolved cases in his docket. Applicants can use these figures to project both the likelihood of success and the duration of the prosecution phase. The consistency shown across 848 cases suggests that the 89.7% allowance rate is an indicator of his examination style in Art Unit 3654. These metrics define the prosecution experience.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

89.7%
Allow Rate
+19.7% vs TC avg
863
Total Applications
+7.1%
Interview Lift
765
Avg Prosecution Days
Based on 848 resolved cases, 2023–2026

Rejection Statute Breakdown

5.5%
§101 Eligibility
42.1%
§102 Novelty
35.1%
§103 Obviousness
16.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19207564 INTERNAL COMBUSTION ENGINE ARRANGED WITH THE CRANKSHAFT AT THE TOP AND CORRESPONDING CONTROL METHOD Non-Final OA FERRARI S.P.A.
19210257 INFORMATION PROCESSING SYSTEM, CONTROL METHOD OF INFORMATION PROCESSING SYSTEM, AND STORAGE MEDIUM Non-Final OA HONDA MOTOR CO., LTD.
19163028 ENGINE CONTROL SYSTEM Non-Final OA JCB Research
19273419 STEERING APPARATUS AND METHOD OF CONTROLLING THE SAME Non-Final OA HL MANDO CORPORATION
19230408 VEHICLES AND METHODS FOR VEHICLE IMPACT MITIGATION Non-Final OA University of Virginia Patent Foundation
19202510 IGNITION COIL AND IGNITION DEVICE Non-Final OA DIAMOND&ZEBRA ELECTRIC MFG.CO.,LTD.
18929265 LOCOMOTIVE FLEET ASSIGNMENT SYSTEM Final Rejection PROGRESS RAIL LOCOMOTIVE INC.
18837631 HEIGHT ADJUSTABLE VENTILATION SYSTEM Non-Final OA Beektech Industries B.V.
18762513 GEOLOGICAL STRUCTURE CHARACTERIZATION METHOD BASED ON SEISMIC VELOCITY SIGNAL AND ACCELERATION SIGNAL Non-Final OA Chengdu University of Technology

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