Prosecution Insights
Last updated: October 26, 2026

Deandra M Hughes, USPTO Patent Examiner

Listed by the USPTO as HUGHES, DEANDRA M

Tech Center 3900 • Art Units: 2861 3992

This examiner grants 78% of resolved cases

Analysis

HUGHES, DEANDRA M is assigned to Tech Center 3900 and Art Unit 2861. The profile contains 193 resolved cases, with an allowance rate of 78.2%, an interview lift of 18.8%, and a median of 933 days to allowance. The data supports including interviews in the toolkit while relying on substantive written analysis to establish claim distinctions.

LG Display Co., Ltd., Stanley Electric Co., Ltd., and Ams-osram AG are the listed companies. BIRCH STEWART KOLASCH & BIRCH, LLP, FISH & RICHARDSON P.C. (TC), and Harrity & Harrity, LLP are the listed firms. Applicants should prepare focused technical explanations and use the interview opportunity to narrow remaining disputes.

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

Performance Statistics

78.2%
Allow Rate
+18.2% vs TC avg
214
Total Applications
+18.8%
Interview Lift
933
Avg Prosecution Days
Based on 193 resolved cases, 2023–2026

Rejection Statute Breakdown

3.5%
§101 Eligibility
7.0%
§102 Novelty
16.3%
§103 Obviousness
26.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19291444 DISPLAY BACKLIGHT UNIT WITH EDGELIT LIGHT GUIDE HAVING PROTRUDING PATTERN ON BOTTOM SURFACE Non-Final OA LG Display Co., Ltd.
18812400 LIGHT EMITTING DIODE CHIP AND LIGHT EMITTING DIODE DISPLAY APPARATUS COMPRISING THE SAME Non-Final OA LG DISPLAY CO., LTD.
18682606 METHOD FOR PRODUCING A MULTIPLICITY OF SEMICONDUCTOR LASER CHIPS, AND SEMICONDUCTOR LASER CHIP Non-Final OA ams-OSRAM International GmbH

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Frequently Asked Questions

What is examiner Deandra M Hughes's allowance rate?

78.2% of resolved applications examined by Deandra M Hughes were allowed (193 resolved cases), compared with 57.0% across Art Unit 2861 over the last five years.

Does an interview help with examiner Deandra M Hughes?

This examiner's interview lift is +18.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Deandra M Hughes take to allow a patent?

Applications allowed by Deandra M Hughes took 933 days on average from filing to allowance.

Which art unit does examiner Deandra M Hughes work in?

Deandra M Hughes examines applications in Art Unit 2861 in Tech Center 3900.

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