Prosecution Insights
Last updated: October 27, 2026

Jacob K Ackun, USPTO Patent Examiner

Listed by the USPTO as ACKUN, JACOB K

Tech Center 3700 • Art Units: 3652 3728 3733 3736 3783

This examiner grants 57% of resolved cases

Analysis

ACKUN, JACOB K has 1,305 resolved cases in tech center 3700 and art unit 3652. The allowance rate is 57.1%, while the interview lift is 3.3%. The median time to allowance is 958 days. The large resolved-case volume supports using the profile as a meaningful reference point, while the modest interview lift suggests that written prosecution positions remain central.

Illinois Tool Works Inc., Krones AG, and Eli Lilly and Company are the leading companies. BLANK ROME LLP, Bond, Schoeneck & King, PLLC - SANOFI, and BRADLEY ARANT BOULT CUMMINGS LLP are the leading firms. Applicants should emphasize claim clarity and evidentiary support rather than relying principally on interviews.

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

Performance Statistics

57.1%
Allow Rate
-12.9% vs TC avg
1,346
Total Applications
+3.3%
Interview Lift
958
Avg Prosecution Days
Based on 1305 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
21.1%
§102 Novelty
44.3%
§103 Obviousness
28.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18420340 Wiper Blade Packaging Final Rejection Illinois Tool Works Inc.
19351794 GLASS CONTAINERS FOR STORING PHARMACEUTICAL COMPOSITIONS Non-Final OA CORNING INCORPORATED
19275473 INTERACTIVE QUERY FLOWS USING PORTABLE MEDICAL TREATMENT AND GUIDANCE APPARATUSES Non-Final OA ZOLL Medical Corporation
18651776 WAFER TRANSPORT CONTAINER Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18843946 MECHANICAL CONNECTOR FOR INJECTION DEVICES Final Rejection Sanofi
17918456 BUFFER BODY FOR LEAD-ACID BATTERY AND PACKING STRUCTURE OF LEAD-ACID BATTERY Final Rejection GS Yuasa International Ltd.
19027810 WRAPPING MATERIAL FOR REDUCED CONTAMINATION Non-Final OA Tama Group

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Frequently Asked Questions

What is examiner Jacob K Ackun's allowance rate?

57.1% of resolved applications examined by Jacob K Ackun were allowed (1,305 resolved cases), compared with 60.2% across Art Unit 3652 over the last five years.

Does an interview help with examiner Jacob K Ackun?

This examiner's interview lift is +3.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jacob K Ackun take to allow a patent?

Applications allowed by Jacob K Ackun took 958 days on average from filing to allowance.

Which art unit does examiner Jacob K Ackun work in?

Jacob K Ackun examines applications in Art Unit 3652 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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