Prosecution Insights
Last updated: October 26, 2026

David A Montanari, USPTO Patent Examiner

Listed by the USPTO as MONTANARI, DAVID A

Tech Center 1600 • Art Units: 1632 1677

This examiner grants 65% of resolved cases

Analysis

MONTANARI, DAVID A is a USPTO patent examiner in Tech Center 1600 and Art Unit 1632. The record contains 772 resolved cases, with an allowance rate of 64.8%. The median time to allowance is 1399 days. Interviews are associated with a 49.0% lift in allowance outcomes, making them an important feature of the recorded prosecution history.

The leading companies are BIOCYTOGEN PHARMACEUTICALS (BEIJING) CO., LTD., Yale University, and Institut D'Optique Theorique Et Appliquee. The leading firms are FISH & RICHARDSON P.C. (TC), GREER, BURNS & CRAIN, LTD, and Meunier Carlin & Curfman LLC. The case volume supports using the metrics for planning. The combination of a substantial median timetable and interview lift supports early preparation for interviews and disciplined management of claim amendments.

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

Performance Statistics

64.8%
Allow Rate
+4.8% vs TC avg
834
Total Applications
+49.0%
Interview Lift
1399
Avg Prosecution Days
Based on 772 resolved cases, 2023–2026

Rejection Statute Breakdown

4.9%
§101 Eligibility
13.5%
§102 Novelty
36.7%
§103 Obviousness
33.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18195849 METHOD OF DIFFERENTIATION OF PLURIPOTENT STEM CELLS TO RETINAL PIGMENT EPITHELIUM CELLS Final Rejection R.P. SCHERER TECHNOLOGIES, LLC

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Frequently Asked Questions

What is examiner David A Montanari's allowance rate?

64.8% of resolved applications examined by David A Montanari were allowed (772 resolved cases), compared with 38.1% across Art Unit 1632 over the last five years.

Does an interview help with examiner David A Montanari?

This examiner's interview lift is +49.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David A Montanari take to allow a patent?

Applications allowed by David A Montanari took 1,399 days on average from filing to allowance.

Which art unit does examiner David A Montanari work in?

David A Montanari examines applications in Art Unit 1632 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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