Prosecution Insights
Last updated: October 27, 2026

Jonathan L Pilcher, USPTO Patent Examiner

Listed by the USPTO as PILCHER, JONATHAN L

Tech Center 4100 • Art Units: 1771 1772 3762 4100

This examiner grants 64% of resolved cases

Analysis

PILCHER, JONATHAN L is assigned to technology center 4100 and art unit 1771. The profile includes 622 resolved cases, with an allowance rate of 64.3%. The record is sufficiently broad to show a recurring outcome pattern, with allowances forming a majority but not the entirety of resolved matters.

The median time to allowance is 977 days. Interview lift is 43.8%, indicating a strong positive relationship between interviews and allowance. Counsel may therefore treat interview preparation as a central element of prosecution strategy.

The recurring companies are Nexus Circular LLC, Carbon Technology Holdings LLC, and Toyota Motor Corporation. The listed firms are Meunier Carlin & Curfman LLC, Antoinette G Giugliano PC, and Boone IP Law, PLLC. The profile supports pairing direct examiner engagement with detailed claim responses over a prosecution period approaching three years.

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

Performance Statistics

64.3%
Allow Rate
+4.3% vs TC avg
665
Total Applications
+43.8%
Interview Lift
977
Avg Prosecution Days
Based on 622 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
11.3%
§102 Novelty
41.0%
§103 Obviousness
34.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18382675 METHOD AND APPARATUS FOR RECOVERING ORGANIC CARBONATES Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18493813 SYSTEM AND METHOD FOR SEPARATING WATER AND SALT BY SEQUENTIAL EVAPORATION OF MULTIPLE GROUPS OF HEAT COLLECTING DEVICES Non-Final OA ZHEJIANG UNIVERSITY
18719498 PYROLYSIS METHOD AND PYROLYSIS DEVICE FOR PRODUCING PYROLYSIS GAS AND PYROLYSIS COKE Final Rejection FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E. V.
18840938 MASS TRANSFER TRAY, USE THEREOF, COLUMN HAVING THE SAME, AND THERMAL SEPARATION PROCESS Non-Final OA BASF SE
19013173 DISTILLATION SYSTEM THAT USES GAS TURBINE ENGINE EXHAUST Non-Final OA HONEYWELL INTERNATIONAL INC.
18863717 SALT-REJECTION SOLAR EVAPORATOR SYSTEM AND METHOD Non-Final OA KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGY
18846812 METHOD FOR PURIFYING (METH)ACRYLIC ACID MONOMER AND/OR (METH)ACRYLIC ACID ESTER MONOMER Non-Final OA MITSUBISHI GAS CHEMICAL COMPANY, INC.
18467074 Pretreatment Of Plasma For Spray Drying And Storage Final Rejection Velico Medical, Inc.

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Frequently Asked Questions

What is examiner Jonathan L Pilcher's allowance rate?

64.3% of resolved applications examined by Jonathan L Pilcher were allowed (622 resolved cases), compared with 53.8% across Art Unit 1771 over the last five years.

Does an interview help with examiner Jonathan L Pilcher?

This examiner's interview lift is +43.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jonathan L Pilcher take to allow a patent?

Applications allowed by Jonathan L Pilcher took 977 days on average from filing to allowance.

Which art unit does examiner Jonathan L Pilcher work in?

Jonathan L Pilcher examines applications in Art Unit 1771 in Tech Center 4100.

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