Prosecution Insights
Last updated: April 19, 2026

Examiner: DUONG, HENRY ABRAHAM

Tech Center 2800 • Art Units: 2872

This examiner grants 79% of resolved cases

Performance Statistics

79.0%
Allow Rate
+11.0% vs TC avg
473
Total Applications
+6.5%
Interview Lift
1018
Avg Prosecution Days
Based on 452 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
24.5%
§102 Novelty
58.3%
§103 Obviousness
11.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17568417 MACHINE VISION SYSTEM AND METHOD WITH MULTISPECTRAL LIGHT ASSEMBLY Non-Final OA COGNEX CORPORATION
18441000 METAL MESH FOR DIMMER AND TRANSPARENT ANTENNA Non-Final OA Meta Platforms Technologies, LLC
18162201 SYSTEMS AND METHODS FOR ALIGNMENT OF OPTICAL COMPONENTS Final Rejection Meta Platforms Technologies, LLC
17885454 OPTICAL DEVICES WITH PHOTOCHROMIC MATERIALS AND ELECTRICALLY DIMMABLE ELEMENTS FOR AUGMENTED REALITY APPLICATIONS Non-Final OA Meta Platforms Technologies, LLC
17861942 COEXISTENCE OF ACTIVE DIMMING DISPLAY LAYERS AND ANTENNAS Non-Final OA Meta Platforms Technologies, LLC
18164450 EYEWEAR Non-Final OA Shanghai Tianma Micro-Electronics Co., Ltd.
18642348 HIGH-PRECISION ALIGNABLE OPTICAL MOUNTING Non-Final OA KLA Corporation
17788880 OPTICAL DEVICE FOR AUGMENTED REALITY USING TOTAL INTERNAL REFLECTION Non-Final OA LETINAR CO., LTD
17704736 SPLIT GRADIENT INDEX LENS Final Rejection Peak Nano Optics LLC
18592246 Polarization-Tuned Metasurface Device Non-Final OA Metalenz, Inc.
17785068 MULTILENS DIRECT VIEW NEAR EYE DISPLAY Final Rejection SoftOptics Reality Plus Ltd.
17698996 PUPIL-REPLICATING LIGHTGUIDE WITH SWITCHABLE OUT-COUPLING EFFICIENCY DISTRIBUTION AND DISPLAY BASED THEREON Final Rejection Facebook Technologies, LLC

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