Prosecution Insights
Last updated: October 02, 2026

Examiner: LUCCHESI, NICHOLAS D

Tech Center 3700 • Art Units: 3700 3732 3763 3772

This examiner grants 78% of resolved cases

Analysis

Nicholas D. Lucchesi is an examiner in Art Unit 3700 of Tech Center 3700. Across 832 resolved cases, the examiner maintains an allowance rate of 78.4 percent. This high rate indicates a favorable environment for patent grants, with nearly eight out of ten cases resulting in a successful outcome. Practitioners can use the 78.4 percent figure to provide clients with a high degree of confidence in the likelihood of success.

The interview lift is 9.4 percent. This suggests that while interviews provide a benefit, the high baseline allowance rate of 78.4 percent is the primary factor in successful outcomes. Practitioners may still find interviews useful for resolving specific technical issues, even with a lift under ten percent. The 9.4 percent lift indicates that verbal engagement is a helpful but not always necessary supplement to written prosecution.

The median days to allowance is 961. This timeline provides a clear expectation for the duration of the prosecution cycle, lasting about two and a half years. The combination of a 78.4 percent allowance rate and a 961-day median suggests an efficient and reliable path to allowance. These metrics allow for effective planning and help in managing client expectations regarding the timing of a grant.

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

Performance Statistics

78.4%
Allow Rate
+8.4% vs TC avg
879
Total Applications
+9.4%
Interview Lift
961
Avg Prosecution Days
Based on 832 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
26.7%
§102 Novelty
34.6%
§103 Obviousness
32.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19231329 ORTHODONTIC ALIGNER WITH ISOLATED SEGMENTS Non-Final OA Align Technology, Inc.
19017384 BUCCAL CORRIDOR ASSESSMENT AND COMPUTATION Non-Final OA Align Technology, Inc.
18748736 METHODS AND SYSTEMS FOR DENTAL TREATMENT WITH OVERCORRECTION Final Rejection Align Technology, Inc.
18816730 MEANS OF GRAVITY IV FLOW SENSING VIA MASS CHANGE SENSOR AND DROP COUNTING DEVICE Non-Final OA CareFusion 303, Inc.
18787637 BLOOD VESSEL VISUALIZATION DEVICE, BLOOD VESSEL PUNCTURE SYSTEM, AND BLOOD VESSEL VISUALIZATION SYSTEM Non-Final OA TERUMO KABUSHIKI KAISHA
18844270 GENERATING MEDICAL FLUID FOR RENAL REPLACEMENT THERAPY Non-Final OA GAMBRO LUNDIA AB
18861017 BALLOON CATHETER FOR DELIVERING A THERAPEUTIC AGENT TO VARIABLE LENGTH TREATMENT SITES Non-Final OA Bard Peripheral Vascular, Inc.
18698281 MILL BLANK FOR DENTURES, CUT MEMBER FOR FRONT TOOTH, AND PRODUCTION METHOD FOR DENTURES Final Rejection TOKUYAMA DENTAL CORPORATION

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