Prosecution Insights
Last updated: October 26, 2026

Henok Asres Shiferaw, USPTO Patent Examiner

Listed by the USPTO as SHIFERAW, HENOK ASRES

Tech Center 2800 • Art Units: 2672 2676 2681 2682 2872

This examiner grants 89% of resolved cases

Analysis

Henok Asres Shiferaw is an examiner in Art Unit 2672, Tech Center 2800. The examiner has 597 resolved cases and a high allowance rate of 88.8 percent. Prosecution is notably efficient, with a median of 650 days to allowance. The interview lift is 3.6 percent, suggesting that while interviews are helpful, the baseline probability of allowance is already quite high. This 3.6 percent lift offers a slight advantage during the 650-day median pendency.

Top companies appearing before this examiner include NEC Corporation, Sick AG, and Kyocera Document Solutions Inc. These applicants are frequently represented by McCarter & English, LLP and MILLEN, WHITE, ZELANO & BRANIGAN, P.C. The 88.8 percent allowance rate and the 650-day median pendency indicate a favorable and fast-moving environment for patent applications in this art unit.

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

Performance Statistics

88.8%
Allow Rate
+20.8% vs TC avg
602
Total Applications
+3.6%
Interview Lift
650
Avg Prosecution Days
Based on 597 resolved cases, 2023–2026

Rejection Statute Breakdown

12.0%
§101 Eligibility
8.1%
§102 Novelty
73.8%
§103 Obviousness
3.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18675058 METHODS FOR CALENDAR-BASED JOB MANAGEMENT IN A PRINTING SYSTEM Non-Final OA KYOCERA DOCUMENT SOLUTIONS, INC.
18121796 Adaptive Filtering of Occupancy Map for Dynamic Mesh Compression Final Rejection Nokia Technologies Oy

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Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Henok Asres Shiferaw's allowance rate?

88.8% of resolved applications examined by Henok Asres Shiferaw were allowed (597 resolved cases), compared with 70.8% across Art Unit 2672 over the last five years.

Does an interview help with examiner Henok Asres Shiferaw?

This examiner's interview lift is +3.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Henok Asres Shiferaw take to allow a patent?

Applications allowed by Henok Asres Shiferaw took 650 days on average from filing to allowance.

Which art unit does examiner Henok Asres Shiferaw work in?

Henok Asres Shiferaw examines applications in Art Unit 2672 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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