Prosecution Insights
Last updated: May 29, 2026

Examiner: PATEL, PREET BAKUL

Tech Center 2800 • Art Units: 2874

This examiner grants 20% of resolved cases

Performance Statistics

20.0%
Allow Rate
-48.0% vs TC avg
34
Total Applications
-33.3%
Interview Lift
1095
Avg Prosecution Days
Based on 5 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
2.0%
§102 Novelty
91.8%
§103 Obviousness
6.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18394195 OPTICAL FIBER DISTRIBUTION DEVICE, OPTICAL FIBER SCHEDULING METHOD, AND SYSTEM Non-Final OA Huawei Technologies Co., Ltd.
18054877 OPTICAL POWER SPLITTERS Final Rejection Cisco Technology, Inc.
18529322 BILAYER BINARY 2D GRATINGS FOR WAVEGUIDE DISPLAY Non-Final OA Meta Platforms Technologies, LLC
18484835 REFLECTIVE FACET WAVEGUIDE WITH DUAL REFLECTIVE FACET CONFIGURATION Final Rejection GOOGLE LLC
18399494 Comb Laser Source Architectures for Photonic integrated Circuits Non-Final OA Intel Corporation
18499785 CHIP PACKAGE STRUCTURE WITH PHOTONIC INTEGRATED CIRCUIT CHIP AND METHOD FOR FORMING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18557335 SYSTEM AND METHOD FOR FABRICATING MULTIPLEXABLE ACTIVE OPTICAL FIBER SENSORS Non-Final OA UNIVERSITY OF PITTSBURGH - OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION
18413015 ON-CHIP FOURIER TRANSFORM SPECTROMETER BASED ON DOUBLE-LAYER HELICAL WAVEGUIDE Non-Final OA Shanghai Jiao Tong University
18030837 CURVED LIGHTGUIDE AND APPARATUS AND METHODS EMPLOYING A CURVED LIGHTGUIDE Final Rejection University of Rochester
18293089 METHOD AND SEMI-FINISHED PRODUCT FOR FABRICATING MULTICORE FIBERS Non-Final OA Heraeus Quarzglas GmbH & Co. KG
18682197 PRE-TERMINATED OPTICAL FIBRE CABLE ASSEMBLY, KITS OF PARTS, METHODS OF MANUFACTURE AND INSTALLATION THEREOF Non-Final OA EMTELLE UK LTD
18553987 OPTICAL WAVEGUIDE, OPTICAL WAVEGUIDE SYSTEM, LIGHT CONFINING STRUCTURES, LIGHT ENERGY STORAGE STRUCTURE, LIGHT ENERGY STORAGE SYSTEM, AND ENERGY STORAGE AND/OR CONVERSION SYSTEM Non-Final OA PERA Complexity B.V.
18147323 OPTICAL FIBER CABLE WITH EMBEDDED STRENGTH MEMBERS Non-Final OA Sterlite Technologies Limited
18148564 WAVEGUIDE AND ELECTROMAGNETIC SPECTROMETER Final Rejection Endress+Hauser Optical Analysis, Inc.

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