Prosecution Insights
Last updated: April 19, 2026

Examiner: LEPISTO, RYAN A

Tech Center 2800 • Art Units: 2874 2883

This examiner grants 88% of resolved cases

Performance Statistics

88.0%
Allow Rate
+20.0% vs TC avg
1194
Total Applications
+7.7%
Interview Lift
746
Avg Prosecution Days
Based on 1146 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
35.6%
§102 Novelty
45.3%
§103 Obviousness
11.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18415963 Adapter Shutter Assembly with Shutter Retention Cap Non-Final OA US Conec Ltd.
18547206 ADAPTER SHUTTER ASSEMBLY WITH SHUTTER RETENTION CAP Final Rejection US Conec Ltd.
18616714 HIGH ELASTIC-GLASS SUBSTRATE FOR LIGHT GUIDE PLATE WITH DOUBLE-SIDED DIFFRACTIVE OPTICAL ELEMENT FOR TRANSPARENT DISPLAY Non-Final OA HOYA CORPORATION
18543919 DIFFRACTIVE WAVEGUIDE HAVING NANOIMPRINT LITHOGRAPHY RESIN WITH NANOPARTICLES Non-Final OA GOOGLE LLC
18132336 Co-Packaging Assembly and Method for Attaching Photonic Dies/Modules to Multi-Chip Active/Passive Substrate Final Rejection Chipletz, Inc.
18146332 TECHNOLOGIES FOR OPTICAL DEMULTIPLEXING WITH BACKWARDS COMPATIBILITY Non-Final OA Intel Corporation
18121215 MEDICAL LASER DEVICE AND RELATED METHODS Final Rejection Boston Scientific Scimed, Inc.
18616829 SECOND ORDER MODE WAVEGUIDE COUPLING Non-Final OA Honeywell International Inc.
18527939 THIN FILM BUNDLED CABLE Final Rejection CORNING RESEARCH & DEVELOPMENT CORPORATION
18340271 HIGH DENSITY OPTICAL SPLITTER WITH EXTERNAL FANOUT DEVICE Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18291992 FUSION SPLICER Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18287499 OPTICAL CONNECTION COMPONENT AND OPTICAL WIRING Final Rejection SUMITOMO ELECTRIC INDUSTRIES, LTD.
18251582 OPTICAL FIBER CABLE Final Rejection NTT, Inc.
18578638 OPTICAL FIBER RIBBON Non-Final OA Fujikura Ltd.
18331602 OPTICAL FIBER CABLE Final Rejection Fujikura Ltd.
18178094 MICRORING RESONATOR-BASED OPTICAL DEVICE WITH IMPROVED LINEARITY Non-Final OA Hewlett Packard Enterprise Development LP
18389622 OPTICAL CABLE FOR BLOWN INSTALLATION Final Rejection PRYSMIAN S.p.A.
18401485 FIBER DISTRIBUTION ENCLOSURE HAVING A SECOND ENCLOSURE THEREIN AND STRUCTURALLY CONFIGURED TO MAINTAIN THE SECOND ENCLOSURE IN A RAISED POSITION SO AS TO PROVIDE ENHANCED ACCESS TO THE SECOND ENCLOSURE Non-Final OA PPC BROADBAND, INC.
18130805 STACKABLE SPLITTERS Non-Final OA PPC BROADBAND, INC.
18507883 SHUFFLE CABLE Non-Final OA CommScope Technologies LLC
18240424 PASSIVE DISTRIBUTION SYSTEM USING FIBER INDEXING Non-Final OA CommScope Technologies LLC
18247429 FIBER OPTIC SPLICE ORGANIZER Non-Final OA CommScope Technologies LLC
18378788 WAVEGUIDE STRUCTURES Non-Final OA GLOBALFOUNDRIES U.S. INC.
18421102 TUNABLE PHOTONIC COUPLERS FOR ELECTRONIC/PHOTONIC SYSTEMS AND METHODS OF FORMING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
18289102 OPTICAL WAVEGUIDE DEVICE, AND OPTICAL MODULATION DEVICE AND OPTICAL TRANSMISSION APPARATUS USING SAME Final Rejection SUMITOMO OSAKA CEMENT CO., LTD.
18675112 Chip-to-Chip Optical Data Communication System Final Rejection Ayar Labs, Inc.
18606469 SILICON PHOTONIC CHIP PACKAGE MODULE BASED ON PLASTIC ENCAPSULATION Non-Final OA OIP Technology Pte Ltd
18081509 LOW WEIGHT OPTICAL FIBER CABLE Final Rejection Sterlite Technologies Limited
18434187 CASSETTE RECEIVING ASSEMBLY CONFIGURED TO PROVIDE ENHANCED ACCESS TO A FIBER OPTIC CASSETTE Non-Final OA BELDEN CANADA ULC
18593317 SYSTEM AND METHODS FOR PASSIVE ALIGNMENTS OF LIGHT TRANSMITTING OR RECEIVING DEVICES TO PLANAR WAVEGUIDES Non-Final OA TTM Technologies, Inc.

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