Prosecution Insights
Last updated: October 27, 2026

Tinsae B Ayalew, USPTO Patent Examiner

Listed by the USPTO as AYALEW, TINSAE B

Tech Center 3700 • Art Units: 1711 1714 1718 1749 3754

This examiner grants 76% of resolved cases

Analysis

Tinsae B. Ayalew, in Art Unit 1711, has 624 resolved cases. The allowance rate is 75.8 percent, and the median days to allowance is 966. The interview lift is 9.1 percent.

LG Electronics Inc. and Samsung Electronics Co., Ltd. are the top companies. BIRCH STEWART KOLASCH & BIRCH, LLP and HARNESS, DICKEY & PIERCE, P.L.C. are the leading firms.

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

Performance Statistics

75.8%
Allow Rate
+5.8% vs TC avg
653
Total Applications
+9.1%
Interview Lift
966
Avg Prosecution Days
Based on 624 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
17.2%
§102 Novelty
55.6%
§103 Obviousness
24.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19115678 CUP WASHER Non-Final OA LG ELECTRONICS INC.
18844849 CUP WASHER Non-Final OA LG ELECTRONICS INC.
18879508 CLOTHING TREATMENT APPARATUS Non-Final OA LG Electronics Inc.
18701391 LAUNDRY TREATING APPARATUS Final Rejection LG ELECTRONICS INC.
18984470 DISHWASHER Non-Final OA Samsung Electronics Co., Ltd.
18955461 DISHWASHER Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18418827 CHEMICAL SUPPLY APPARATUS, SEMICONDUCTOR FABRICATION SYSTEM INCLUDING THE SAME, AND SUBSTRATE PROCESSING METHOD USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18293502 WIPING SYSTEM AND CONTROL OF CLEANING FLUID INJECTION IN A WIPING SYSTEM Non-Final OA VALEO SYSTEMES D'ESSUYAGE
19082876 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Non-Final OA Tokyo Electron Limited
18813870 HORIZONTAL NON-CONTACT CLEAN STATION FOR CHEMICAN MECHANICAL POLISHING CLEANER Non-Final OA Applied Materials, Inc.
18959723 WET PROCESS SYSTEM AND PROCESS FOR USING THE SAME Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18982011 SUBSTRATE PROCESSING APPARATUS Non-Final OA SEMES CO., LTD.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Tinsae B Ayalew's allowance rate?

75.8% of resolved applications examined by Tinsae B Ayalew were allowed (624 resolved cases), compared with 63.9% across Art Unit 1711 over the last five years.

Does an interview help with examiner Tinsae B Ayalew?

This examiner's interview lift is +9.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Tinsae B Ayalew take to allow a patent?

Applications allowed by Tinsae B Ayalew took 966 days on average from filing to allowance.

Which art unit does examiner Tinsae B Ayalew work in?

Tinsae B Ayalew examines applications in Art Unit 1711 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month