Prosecution Insights
Last updated: May 29, 2026

Examiner: LEPISTO, RYAN A

Tech Center 2800 • Art Units: 2874 2883

This examiner grants 88% of resolved cases

Performance Statistics

87.8%
Allow Rate
+19.8% vs TC avg
1,197
Total Applications
+8.2%
Interview Lift
677
Avg Prosecution Days
Based on 1166 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
19.0%
§102 Novelty
66.1%
§103 Obviousness
4.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18415963 Adapter Shutter Assembly with Shutter Retention Cap Non-Final OA 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
18616829 SECOND ORDER MODE WAVEGUIDE COUPLING Non-Final OA Honeywell International Inc.
18340271 HIGH DENSITY OPTICAL SPLITTER WITH EXTERNAL FANOUT DEVICE Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18251582 OPTICAL FIBER CABLE Final Rejection NTT, Inc.
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.
18378788 WAVEGUIDE STRUCTURES Final Rejection GLOBALFOUNDRIES U.S. INC.
18507883 SHUFFLE CABLE Non-Final OA CommScope Technologies LLC
18247429 FIBER OPTIC SPLICE ORGANIZER Non-Final OA CommScope Technologies LLC
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
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.
18531831 Photocoupler Non-Final OA Matsusada Precision, Inc.
18081509 LOW WEIGHT OPTICAL FIBER CABLE Final Rejection Sterlite Technologies Limited
18207435 CONNECTION MECHANISM AND LOCK MECHANISM USED IN OPTICAL TOMOGRAPHY APPARATUS Non-Final OA GENESIS MEDTECH JAPAN CO., LTD.
18046840 PHOTONIC INTEGRATED CIRCUIT STRUCTURE Non-Final OA ProMOS Technologies Inc.
17847114 OPTICAL FIBER HAVING AN EXPANDED LIGHT PATTERN Final Rejection Katalyst Surgical, LLC

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