Prosecution Insights
Last updated: October 26, 2026

Istiaque Ahmed, USPTO Patent Examiner

Listed by the USPTO as AHMED, ISTIAQUE

Tech Center 3700 • Art Units: 2116 2121 3725

This examiner grants 70% of resolved cases

Analysis

AHMED, ISTIAQUE is assigned to Tech Center 3700 and Art Unit 2116. The profile records 200 resolved cases, a 69.5% allowance rate, and a median of 1078 days to allowance. Interviews show a 20.5% lift in allowance outcomes, making examiner engagement a material part of the recorded prosecution pattern.

The listed companies are Apple Inc., ABB Schweiz AG, and Toyota Motor Corporation. The listed firms are Fitch, Even, Tabin & Flannery, LLP, BIRCH STEWART KOLASCH & BIRCH, LLP, and Bracewell LLP. The limited case base suggests caution in generalizing, but the data supports early attention to interview preparation and to managing a timeline beyond three years.

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

Performance Statistics

69.5%
Allow Rate
-0.5% vs TC avg
227
Total Applications
+20.5%
Interview Lift
1078
Avg Prosecution Days
Based on 200 resolved cases, 2023–2026

Rejection Statute Breakdown

12.6%
§101 Eligibility
13.9%
§102 Novelty
45.2%
§103 Obviousness
20.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18896009 TECHNIQUES FOR CONTROLLING AN AREA Non-Final OA Apple Inc.
17950903 DECOUPLED CONTROL OF REFRIGERANT CLIMATE CONTROL SYSTEMS Final Rejection Apple Inc.
18513033 Battery Replacement Apparatus and Battery Replacement Method Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18495365 Parameterization for Code-Compliant Low Voltage AC Microgrid Controller Final Rejection ABB Schweiz AG
18301331 Method and a Control System for Dynamic Provisioning of Visual Contents Using Machine Learning Final Rejection ABB Schweiz AG
18802078 Operating Method and Control System for a Technical Installation Non-Final OA Siemens Aktiengesellschaft
19040085 WINDING DEVICE FOR WIRE BODY Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18503615 HYBRID POWER SYSTEMS FOR EQUIPMENT USED IN SUBTERRANEAN FIELD OPERATIONS Final Rejection Chevron U.S.A. Inc.
19026939 SYSTEM CONTROLLER FOR CONTROLLING ELECTRICAL LOADS Non-Final OA Lutron Technology Company LLC
18153978 CHILLER SYSTEM WITH INTELLIGENT CONTROL Final Rejection Taiwan Semiconductor Manufacturing Co., Ltd.
18223776 Real Time Control Using an Isolated Controller Non-Final OA Woodward, Inc.

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Frequently Asked Questions

What is examiner Istiaque Ahmed's allowance rate?

69.5% of resolved applications examined by Istiaque Ahmed were allowed (200 resolved cases), compared with 70.1% across Art Unit 2116 over the last five years.

Does an interview help with examiner Istiaque Ahmed?

This examiner's interview lift is +20.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Istiaque Ahmed take to allow a patent?

Applications allowed by Istiaque Ahmed took 1,078 days on average from filing to allowance.

Which art unit does examiner Istiaque Ahmed work in?

Istiaque Ahmed examines applications in Art Unit 2116 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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