Prosecution Insights
Last updated: October 02, 2026

Examiner: PETKOVSEK, DANIEL

Tech Center 2800 • Art Units: 2828 2874

This examiner grants 84% of resolved cases

Analysis

Daniel Petkovsek works in Art Unit 2828 of Tech Center 2800. The examiner has managed 1610 resolved cases, which is a high volume of dispositions. The allowance rate for these cases is 83.5 percent. This data suggests a high probability of allowance for applications handled by this examiner. The examiner's extensive history provides a reliable basis for analyzing outcomes.

The data indicates that interviews provide a positive outcome for applicants. The interview lift is 9.4 percent, showing an increased likelihood of allowance following an interview compared to the overall rate of 83.5 percent. The median pendency for allowed cases is 725 days. This duration indicates a relatively efficient prosecution timeline for successful applications.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

83.5%
Allow Rate
+15.5% vs TC avg
1,628
Total Applications
+9.4%
Interview Lift
725
Avg Prosecution Days
Based on 1610 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
28.1%
§102 Novelty
45.8%
§103 Obviousness
21.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18747906 SEMICONDUCTOR PACKAGE INCLUDING PHOTONIC INTEGRATED CIRCUIT CHIP Non-Final OA Samsung Electronics Co., Ltd.
18537903 STRAIN MEASURING DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18231529 Nonlinear Bound States in the Continuum for Intensity Squeezing and Generation of Large Photonic Fock States Non-Final OA Massachusetts Institute of Technology
18716487 Optical Device Non-Final OA Nippon Telegraph and Telephone Corporation
18414131 OPTICAL WAVEGUIDE FOR FREQUENCY CONVERSION Final Rejection Nokia Solutions and Networks Oy
18817946 DEVICES, SYSTEMS, AND METHODS FOR OPTICAL TRANSMITTANCE AND REFLECTION Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18779450 SPLICE TRAY ADAPTER AND ORGANISER Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18390773 FIBER OPTIC CONNECTOR WITH ACTUATION ELEMENT AND METHOD OF INSTALLING THE SAME Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
18596600 PACKAGE STRUCTURE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18346506 HIGH EFFICIENCY OPTICAL COUPLER Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
19009451 COLORED COATED OPTICAL FIBER AND METHOD OF MANUFACTURING THE SAME Non-Final OA FURUKAWA ELECTRIC CO., LTD.
18309600 High-Power Fully-Integrated Frequency Comb Generation Using Multimode Gain Chips Final Rejection The Trustees of Columbia University in the City of New York
18896034 Optical Waveguide Device, and Optical Modulation Device and Optical Transmission Apparatus Using Same Non-Final OA SUMITOMO OSAKA CEMENT CO., LTD.
18803312 AUTOMATED FIBER PREPARATION AND WELDING METHODS AND SYSTEM Non-Final OA RAM Photonics Industrial, LLC

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