Prosecution Insights
Last updated: October 26, 2026

Sisay Yacob, USPTO Patent Examiner

Listed by the USPTO as YACOB, SISAY

Tech Center 3700 • Art Units: 2612 2635 2682 2684 2685 2686 3791

This examiner grants 77% of resolved cases

Analysis

YACOB, SISAY has 938 resolved cases, with an allowance rate of 77.0% and an interview lift of 17.1%. The median time to allowance is 852 days. The profile identifies tech center 3700 and art unit 2612. This breadth of resolved matters gives practitioners a substantial basis for evaluating prosecution patterns, while the timing figure helps inform portfolio planning.

Abbott Laboratories, Denso Corporation, and Alarm.com Incorporated are the leading companies in the profile. The listed leading firms are BIRCH STEWART KOLASCH & BIRCH, LLP and Fredrikson & Byron, P.A. The interview figure indicates that direct examiner engagement may be useful, but it should be integrated with focused claim amendments and a complete response to the examiner's substantive concerns.

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

Performance Statistics

77.0%
Allow Rate
+7.0% vs TC avg
957
Total Applications
+17.1%
Interview Lift
852
Avg Prosecution Days
Based on 938 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
21.8%
§102 Novelty
52.4%
§103 Obviousness
9.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19282196 Passive Entry/Passive Start Systems And Methods For Vehicles Non-Final OA DENSO CORPORATION
18108920 AUTHENTICATION WITH INFRARED LIGHT FOR DIGITAL KEYS Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION

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Frequently Asked Questions

What is examiner Sisay Yacob's allowance rate?

77.0% of resolved applications examined by Sisay Yacob were allowed (938 resolved cases), compared with 70.3% across Art Unit 2612 over the last five years.

Does an interview help with examiner Sisay Yacob?

This examiner's interview lift is +17.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sisay Yacob take to allow a patent?

Applications allowed by Sisay Yacob took 852 days on average from filing to allowance.

Which art unit does examiner Sisay Yacob work in?

Sisay Yacob examines applications in Art Unit 2612 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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