Prosecution Insights
Last updated: October 02, 2026

Examiner: HUGHES, DEANDRA M

Tech Center 3900 • Art Units: 3992

This examiner grants 78% of resolved cases

Analysis

Deandra M. Hughes examines cases in Art Unit 3992 of Tech Center 3900. She has 191 resolved cases and an allowance rate of 78.5%. This is a high allowance rate, suggesting a favorable environment for applicants. The median days to allowance is 930, which is an efficient timeline for successful prosecution. With 191 resolved cases, the data for Art Unit 3992 is reliable and provides a clear view of the examiner's tendencies.

The interview lift of 18.4% is significant, indicating that interviews are very effective at moving cases toward allowance. This lift can further improve the 78.5% baseline through direct engagement. Practitioners should leverage interviews to take advantage of the 930-day median pendency in Tech Center 3900. The 18.4% lift suggests that oral advocacy is a productive method for resolving technical disagreements. Given the 78.5% allowance rate, applicants have a strong probability of success. These metrics offer a data-grounded foundation for developing a proactive prosecution strategy in Art Unit 3992.

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

Performance Statistics

78.5%
Allow Rate
+18.5% vs TC avg
205
Total Applications
+18.4%
Interview Lift
930
Avg Prosecution Days
Based on 191 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
8.4%
§102 Novelty
15.8%
§103 Obviousness
26.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18494309 SURFACE-EMITTING TYPE SEMICONDUCTOR LASER, OPTICAL TRANSMISSION APPARATUS, AND MANUFACTURING METHOD OF SURFACE-EMITTING TYPE SEMICONDUCTOR LASER Non-Final OA FUJIFILM BUSINESS INNOVATION CORP.
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.
18691463 VERTICAL CAVITY LIGHT-EMITTING ELEMENT Non-Final OA STANLEY ELECTRIC CO., LTD.
18806622 PRINTING APPARATUS AND LIQUID STORAGE MEMBER Non-Final OA Canon Kabushiki Kaisha
18682606 METHOD FOR PRODUCING A MULTIPLICITY OF SEMICONDUCTOR LASER CHIPS, AND SEMICONDUCTOR LASER CHIP Non-Final OA ams-OSRAM International GmbH
13845126 ADAPTIVE TRANSMISSION AND RECEIVING METHOD AND DEVICE IN WIRELESS COMMUNICATION SYSTEM WITH MULTIPLE ANTENNAS Non-Final OA ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
18495415 SEMICONDUCTOR LASER DEVICE Final Rejection Ushio Denki Kabushiki Kaisha
18418704 VERTICAL-CAVITY SURFACE-EMITTING LASER THAT PROVIDES POLARIZATION MODE CONTROL Non-Final OA Lumentum Operations LLC
18429576 LASER APPARATUS AND METHOD FOR CONTROLLING THE LINEWIDTH OF THE EMITTED LASER BEAM Non-Final OA Universiteit Gent
18425706 INTEGRATED LASER MODULATOR WITH E-STOPPER LAYER Non-Final OA Lumentum Technology (UK) Limited
18421386 ISOLATION USED FOR INTEGRATED OPTICAL SINGLE MODE LASERS Non-Final OA Freedom Photonics LLC

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