Prosecution Insights
Last updated: May 29, 2026

Examiner: SMITH, CHAD

Tech Center 2800 • Art Units: 2874

This examiner grants 79% of resolved cases

Performance Statistics

79.0%
Allow Rate
+11.0% vs TC avg
939
Total Applications
+20.1%
Interview Lift
867
Avg Prosecution Days
Based on 913 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
20.2%
§102 Novelty
76.1%
§103 Obviousness
1.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18542497 Photonic Integrated Rapidly Switchable High Contrast Filter Non-Final OA The Regents of the University of California
18281500 Optical Bandsplitter Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18533429 SWITCH AND COMMUNICATION SYSTEM Final Rejection Huawei Technologies Co., Ltd.
18440193 Etched Coupling Structures for Bonded Photonic Dies Non-Final OA Apple Inc.
18325739 SEMICONDUCTOR PHOTONICS DEVICE AND METHODS OF FORMATION Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18143743 CHIRPED OPTICAL MODULATOR Final Rejection Marvell Asia Pte Ltd
18251925 Semiconductor Structure and Semiconductor Device Non-Final OA Nippon Telegraph and Telephone Corporation
18271972 PLASTIC WAVELENGTH SHIFTING FIBER AND ITS MANUFACTURING METHOD Final Rejection KURARAY CO., LTD.
18333434 Systems and Methods for Coupling Light Into a Multi-Mode Resonator Final Rejection Ayar Labs, Inc.
18577224 A CABLE ASSEMBLY FOR AN ELECTROSURGICAL INSTRUMENT, AND A METHOD FOR MANUFACTURING THE SAME Non-Final OA Creo Medical Limited
18281107 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS WHICH USE SAME Non-Final OA SUMITOMO OSAKA CEMENT CO., LTD.
18542421 INTEGRATED PHOTONICS OPTICAL GYROSCOPES WITH IMPROVED SENSITIVITY UTILIZING HIGH DENSITY SILICON NITRIDE WAVEGUIDES Non-Final OA Anello Photonics, Inc.
18485722 STRAIN RELIEF FOR OPTICAL FIBER IN A CONDUIT Final Rejection Precise Downhole Services Ltd.
18199678 Optical Waveguide Structure and Method for Manufacturing Same Non-Final OA Shanghai Huali Microelectronics Corporation

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