Prosecution Insights
Last updated: August 17, 2026

Examiner: CHIEM, DINH D

Tech Center 2800 • Art Units: 2874 2883

This examiner grants 73% of resolved cases

Performance Statistics

72.6%
Allow Rate
+4.6% vs TC avg
593
Total Applications
+16.3%
Interview Lift
1111
Avg Prosecution Days
Based on 544 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
32.5%
§102 Novelty
57.0%
§103 Obviousness
8.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17330512 Mitigation Of Nonlinear Effects In Photonic Integrated Circuits Non-Final OA Google LLC
18657246 AUTOMATIC FIBER CABLE IDENTIFICATION AND CALIBRATION FOR WELL SYSTEMS Non-Final OA Halliburton Energy Services, Inc.
18496414 OPTICAL SWITCHING APPARATUS, OPTICAL SWITCHING METHOD, OPTICAL SWITCHING NODE, AND SYSTEM Non-Final OA Huawei Technologies Co., Ltd.
17936791 MEDICAL DEVICE DISTAL OPTICS POTTING Non-Final OA Canon U.S.A., Inc.
17396574 DISTRIBUTED LIGHT MANIPULATION OVER IMAGING WAVEGUIDE Non-Final OA Magic Leap, Inc.
18501826 OPTICAL TRANSCEIVER BANDWIDTH SCALING THROUGH DIRECT OPTICAL WIRE FIBER TERMINATION Non-Final OA Intel Corporation
18089501 FUNCTIONALLY GRADED INDEX MOLD FOR CO-PACKAGED OPTICAL APPLICATIONS Final Rejection Intel Corporation
17522933 LIGHT DETECTION AND RANGING SYSTEM Final Rejection Intel Corporation
18441693 HERMETICALLY-COVERED PHOTONIC INTEGRATED CIRCUIT (PIC) ON A SUBSTRATE HAVING AN INTEGRATED LASER DIODE Non-Final OA Meta Platforms Technologies, LLC
18657398 OPTICAL ASSEMBLIES COMPRISING ADHESIVE CONFIGURED FOR HIGH TEMPERATURES Non-Final OA The Boeing Company
18304094 MANAGING RELATIVE THERMAL DRIFT OF CARRIER-MOUNTED INTEGRATED CIRCUITS Final Rejection Ciena Corporation
18317597 Heteroepitaxially Integrated Compound Semiconductor Optical Devices with On-Chip Waveguides Final Rejection Massachusetts Institute of Technology
18526920 OPTICAL DEVICE AND METHOD OF MANUFACTURE Final Rejection Taiwan Semiconductor Manufacturing Co., Ltd.
17954085 MULTILAYER TRANSMISSION STRUCTURES FOR WAVEGUIDE DISPLAY Final Rejection Applied Materials, Inc.
18520056 ELECTRO-OPTICAL MODULATORS INTEGRATED WITH PHOTODIODES Non-Final OA Cisco Technology, Inc.
17516847 SUBMOUNT ARCHITECTURE FOR MULTIMODE NODES Final Rejection Cisco Technology, Inc.
18106136 Ultra-Wideband Low Latency Multicore to Multicore Free-Space Optical Communications Using Parabolic Mirrors Final Rejection Panduit Corp.
17712332 ELECTRICAL-OPTICAL BRIDGE CHIP AND INTEGRATED CIRCUIT PACKAGING STRUCTURE Final Rejection International Business Machines Corporation

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