Prosecution Insights
Last updated: April 19, 2026

Examiner: PENG, CHARLIE YU

Tech Center 3600 • Art Units: 2874 2883 3649

This examiner grants 75% of resolved cases

Performance Statistics

75.3%
Allow Rate
+23.3% vs TC avg
1200
Total Applications
+13.0%
Interview Lift
917
Avg Prosecution Days
Based on 1166 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
31.7%
§102 Novelty
46.9%
§103 Obviousness
15.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18597121 PHOTONIC INTEGRATED APPARATUS Non-Final OA Samsung Electronics Co., Ltd.
18690899 OPTICAL CIRCUIT BOARD AND OPTICAL COMPONENT MOUNTING STRUCTURE USING SAME Non-Final OA KYOCERA Corporation
18522224 CO-PACKAGED OPTICS DEVICE AND OPTO-ELECTRONIC MODULE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18189598 LIGHT GUIDE PLATE FOR IMAGE DISPLAY Final Rejection Mitsubishi Chemical Corporation
18496672 OPTICAL MODE CONVERTOR Non-Final OA Intel Corporation
18071246 INTEGRATED OPTICAL PHASE CHANGE MATERIALS FOR RECONFIGURABLE OPTICS IN GLASS CORES Non-Final OA Intel Corporation
17374241 UNITIZED FIBER OPTIC CABLES Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18611993 OPTICAL MODULE Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18569834 OPTICAL FIBER CABLE AND METHOD OF MANUFACTURING OPTICAL FIBER CABLE Non-Final OA Fujikura Ltd.
18577919 ZEIN-BASED PHOTONIC CRYSTALS AND USES THEREOF Non-Final OA Northeastern University
18670215 TERMINAL SYSTEM ASSEMBLIES WITH BREAKOUT/ADAPTER MODULES Final Rejection PPC BROADBAND, INC.
18236512 OPTICAL FIBER CABLE MOUNT THAT FACILITATES CABLE INSERTION AND REMOVAL Final Rejection PPC BROADBAND, INC.
18512077 THREE-DIMENSIONAL PHOTONIC INTERCONNECTS Final Rejection Taiwan Semiconductor Manufacturing Company Limited
18585832 METHOD AND SYSTEM FOR QUANTUM COMPUTING IMPLEMENTATION Non-Final OA XANADU QUANTUM TECHNOLOGIES INC.
18613644 LAYERED OPTICAL QUANTUM CIRCUIT Non-Final OA QuiX Quantum B.V.
18613130 DUST-PROOF AND SHADING ADAPTER Non-Final OA T&S COMMUNICATIONS CO., LTD.
18340846 OPTICAL FIBER RIBBON WITH A PASSIVE LAYER Final Rejection Sterlite Technologies Limited
18599405 FIBER OPTIC DROP ASSEMBLY Final Rejection Certicable, LLC
18689559 OPTICAL FILTER AND LIGHTING UNIT COMPRISING THE SAME Non-Final OA CoeLux S.r.l.
18400559 PHOTONIC INTEGRATED CIRCUIT INCLUDING SEMICONDUCTOR OPTICAL AMPLIFIERS Non-Final OA Infinera Corporation
18574631 OPTICAL CONNECTOR, OPTICAL CONNECTOR CONNECTING STRUCTURE, AND OPTICAL PACKAGING CIRCUIT Non-Final OA HAKUSAN INC.
18258771 METHOD FOR GENERATING AND INTERACTING WITH POLYMERIC PHOTONIC INTEGRATED CIRCUITS Non-Final OA LUMA BIOPHOTONICS LTD
17963943 OPTICAL FIBER CABLE THAT PROVIDES ENHANCED SEALING AND SELECTIVELY TEARS SO AS TO PROVIDE ENHANCED ACCESS TO AN OPTICAL FIBER Final Rejection PPC BROADBAND FIBER LTD.

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