Prosecution Insights
Last updated: October 02, 2026

Examiner: PILCHER, JONATHAN L

Tech Center 4100 • Art Units: 1771 1772 3762 4100

This examiner grants 64% of resolved cases

Analysis

Jonathan L. Pilcher is an examiner in Tech Center 4100 and Art Unit 1771. The examiner has 619 resolved cases and an allowance rate of 64.3 percent. This suggests a moderate probability of success for applicants. The median days to allowance is 978, which serves as a benchmark for the duration of the prosecution cycle. With 619 resolved cases, the data provides a clear view of the examiner's historical patterns.

The interview lift for this examiner is 44.0 percent. This is a very high lift, indicating that interviews are extremely effective in this examiner's practice compared to the 64.3 percent baseline. Practitioners should prioritize direct communication to leverage the 44.0 percent lift. The 978 median days to allowance is a key consideration for the timeline in Art Unit 1771. Given the 619 resolved cases, the 44.0 percent interview lift offers a powerful path to improve the 64.3 percent probability of allowance.

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
655
Total Applications
+44.0%
Interview Lift
978
Avg Prosecution Days
Based on 619 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
11.3%
§102 Novelty
41.2%
§103 Obviousness
34.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18382675 METHOD AND APPARATUS FOR RECOVERING ORGANIC CARBONATES Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18840938 MASS TRANSFER TRAY, USE THEREOF, COLUMN HAVING THE SAME, AND THERMAL SEPARATION PROCESS Non-Final OA BASF SE
18987203 PYROLYSIS REACTOR AND APPARATUS HAVING SAME FOR RECOVERING CARBON FIBER AND GLASS FIBER Non-Final OA DOOSAN ENERBILITY CO., LTD.
18493813 SYSTEM AND METHOD FOR SEPARATING WATER AND SALT BY SEQUENTIAL EVAPORATION OF MULTIPLE GROUPS OF HEAT COLLECTING DEVICES Non-Final OA ZHEJIANG UNIVERSITY
18006232 APPARATUS FOR REMOVING RESIDUAL MONOMERS Non-Final OA HANWHA SOLUTIONS CORPORATION
19013173 DISTILLATION SYSTEM THAT USES GAS TURBINE ENGINE EXHAUST Non-Final OA HONEYWELL INTERNATIONAL INC.
18937784 PURIFYING PRECURSOR COMPOUNDS AND RELATED SYSTEMS AND METHODS Non-Final OA ENTEGRIS, INC.
18725830 PYROLYSIS PROCESS FOR THE PRODUCTION OF A PYROLYSIS OIL SUITABLE FOR CLOSED LOOP RECYCLING, RELATED APPARATUS, PRODUCT AND USE THEREOF Non-Final OA Versalis S.p.A.

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