Prosecution Insights
Last updated: October 27, 2026

Jon E Angell, USPTO Patent Examiner

Listed by the USPTO as ANGELL, JON E

Tech Center 1600 • Art Units: 1635 1637 1641 1642 1674

This examiner grants 71% of resolved cases

Analysis

ANGELL, JON E is assigned to Tech Center 1600 and Art Unit 1635. The profile includes 831 resolved cases, a 71.1% allowance rate, and a median of 1197 days to allowance. Interviews are associated with a 21.0% lift in the measured outcome.

The listed companies are Boehringer Ingelheim International GmbH, Fujifilm Corporation, and Therorna Inc. The listed firms are FOLEY & LARDNER LLP, BAKER BOTTS L.L.P., and DUANE MORRIS LLP - Boca Raton. The case volume supports using the allowance result as a practical planning reference. The median timing supports attention to examination calendars, and the interview measure supports focused discussions where they can clarify technical distinctions or claim scope.

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

Performance Statistics

71.1%
Allow Rate
+11.1% vs TC avg
863
Total Applications
+21.0%
Interview Lift
1197
Avg Prosecution Days
Based on 831 resolved cases, 2023–2026

Rejection Statute Breakdown

6.7%
§101 Eligibility
23.2%
§102 Novelty
27.6%
§103 Obviousness
26.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18192108 DOUBLE-STRANDED RNA THAT INHIBITS PRODUCTION OF HEPATITIS B VIRUS PROTEIN AND PHARMACEUTICAL COMPOSITION Non-Final OA FUJIFILM Corporation
18145234 MAMMALIAN CELLS FOR PRODUCING A SECRETED PROTEIN Non-Final OA BOEHRINGER INGELHEIM INTERNATIONAL GMBH
17936715 Treatment Of Psychiatric Disorders And Psychiatric Disorder-Associated MRI Phenotypes With Stabilin 1 (STAB1) Inhibitors Final Rejection Regeneron Pharmaceuticals, Inc.
17637427 TARGETING SLC38A2 IN PANCREATIC CANCER Non-Final OA New York University
16971604 ANALYSIS/DIAGNOSIS METHOD UTILIZING RNA MODIFICATION Final Rejection OSAKA UNIVERSITY
17315987 METHODS FOR GENERATING MACROPHAGES WITH ENHANCED CANCER PHAGOCYTOSIS Final Rejection Georgia State University Research Foundation, Inc.
17623045 NOVEL ADP-RIBOSYL CYCLASE AND INHIBITOR THEREOF Final Rejection DNT Co., Ltd.

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Frequently Asked Questions

What is examiner Jon E Angell's allowance rate?

71.1% of resolved applications examined by Jon E Angell were allowed (831 resolved cases), compared with 51.6% across Art Unit 1635 over the last five years.

Does an interview help with examiner Jon E Angell?

This examiner's interview lift is +21.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jon E Angell take to allow a patent?

Applications allowed by Jon E Angell took 1,197 days on average from filing to allowance.

Which art unit does examiner Jon E Angell work in?

Jon E Angell examines applications in Art Unit 1635 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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