Prosecution Insights
Last updated: April 19, 2026

Examiner: SMITH, CHAD

Tech Center 2800 • Art Units: 2874

This examiner grants 79% of resolved cases

Performance Statistics

78.7%
Allow Rate
+10.7% vs TC avg
934
Total Applications
+20.5%
Interview Lift
914
Avg Prosecution Days
Based on 903 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
42.0%
§102 Novelty
44.4%
§103 Obviousness
10.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18576972 OPTICAL FIBER Non-Final OA NKT PHOTONICS A/S
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)
18440193 Etched Coupling Structures for Bonded Photonic Dies Non-Final OA Apple Inc.
18143743 CHIRPED OPTICAL MODULATOR Final Rejection Marvell Asia Pte Ltd
18325739 SEMICONDUCTOR PHOTONICS DEVICE AND METHODS OF FORMATION Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18166016 OPTICAL DEVICE AND METHOD OF FABRICATING THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18291628 OPTICAL CONNECTOR FERRULE, OPTICAL CONNECTOR, AND PRODUCTION METHOD FOR OPTICAL CONNECTOR Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, 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.
18690983 CABLE PULLING ARRANGEMENT Non-Final OA CommScope Technologies LLC
18281107 OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS WHICH USE SAME Non-Final OA SUMITOMO OSAKA CEMENT 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
18691312 SPOT-SIZE CONVERSION STRUCTURE AND PHOTONIC DEVICE Non-Final OA NANJING LYCORE TECHNOLOGIES CO., LTD.
18591364 OPTICAL MODULATOR SEMICONDUCTOR DEVICE Non-Final OA Universite Laval
18578839 PITCH CONVERTING APPARATUS Non-Final OA SUMITOMO ELECTRIC OPTIFRONTIER 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.

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