Last updated: August 18, 2026

Examiner: CHOUDHURY, MUSTAK

Tech Center 2800 • Art Units: 1754 2800 2872

This examiner grants 85% of resolved cases

Performance Statistics

84.8%

Allow Rate

+16.8% vs TC avg

832

Total Applications

+21.6%

Interview Lift

927

Avg Prosecution Days

Based on 818 resolved cases, 2023–2026

1.1%

§101 Eligibility

20.1%

§102 Novelty

56.7%

§103 Obviousness

15.7%

§112 Clarity

App #	Title	Status	Assignee
18845574	HEAD-MOUNTABLE ELECTRONIC DEVICE	Non-Final OA	Apple Inc.
18907118	OPTICAL ELEMENT DRIVING MECHANISM	Non-Final OA	TDK TAIWAN CORP.
18800116	ZOOM OPTICAL SYSTEM, OPTICAL APPARATUS AND METHOD FOR MANUFACTURING THE ZOOM OPTICAL SYSTEM	Non-Final OA	Nikon Corporation
18624431	LIGHT FILTER, HEAD UP DISPLAY DEVICE, AND TRANSPORT MEANS	Non-Final OA	Shanghai Tianma Micro-Electronics Co., Ltd.
18843411	METHOD OF DETERMINING CHARACTERISTICS OF LIGHT	Non-Final OA	HOYA LENS THAILAND LTD.

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