Prosecution Insights
Last updated: October 26, 2026

Daniel Petkovsek, USPTO Patent Examiner

Listed by the USPTO as PETKOVSEK, DANIEL

Tech Center 2800 • Art Units: 2123 2828 2874

This examiner grants 84% of resolved cases

Analysis

PETKOVSEK, DANIEL is assigned to tech center 2800 and art unit 2123. The profile contains 1614 resolved cases, an 83.6% allowance rate, and a median of 726 days to allowance. The 9.5% interview lift indicates a positive association between interviews and allowance outcomes across a substantial case history.

Corning Incorporated, Samsung Electronics Co., Ltd., and Huawei Technologies Co., Ltd. are the leading listed companies. The listed firms are AMIN WASSERMAN GURNANI LLP, BakerHostetler, and FISH & RICHARDSON P.C. (TC). The combination of extensive experience, a positive allowance measure, and a relatively short median timeline makes structured and timely prosecution planning especially relevant.

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

Performance Statistics

83.6%
Allow Rate
+15.6% vs TC avg
1,647
Total Applications
+9.5%
Interview Lift
726
Avg Prosecution Days
Based on 1614 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
28.3%
§102 Novelty
45.3%
§103 Obviousness
21.2%
§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.
18673511 OPTICAL BACKPLANE INTERCONNECTION APPARATUS AND COMMUNICATION DEVICE Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18716487 Optical Device Non-Final OA Nippon Telegraph and Telephone Corporation
18765418 OPTICAL MODULATOR Final Rejection Murata Manufacturing Co., Ltd.
18414131 OPTICAL WAVEGUIDE FOR FREQUENCY CONVERSION Final Rejection Nokia Solutions and Networks Oy
18917143 MULTICORE OPTICAL FIBER FAN-IN/FAN-OUT DEVICE Non-Final OA CORNING RESEARCH & DEVELOPMENT CORPORATION
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
18487452 RESONATORS-BASED PROGRAMMABLE OPTICAL NEURAL NETWORKS Non-Final OA HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP
18596600 PACKAGE STRUCTURE 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.
18778281 OPTICAL WAVEGUIDE COMPONENTS POSSESSING HIGH NONLINEAR EFFICIENCY AND ADAPTIVE-PROFILE POLING PROCESS TO FABRICATE THE SAME Non-Final OA ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA

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Frequently Asked Questions

What is examiner Daniel Petkovsek's allowance rate?

83.6% of resolved applications examined by Daniel Petkovsek were allowed (1,614 resolved cases), compared with 38.8% across Art Unit 2123 over the last five years.

Does an interview help with examiner Daniel Petkovsek?

This examiner's interview lift is +9.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Daniel Petkovsek take to allow a patent?

Applications allowed by Daniel Petkovsek took 726 days on average from filing to allowance.

Which art unit does examiner Daniel Petkovsek work in?

Daniel Petkovsek examines applications in Art Unit 2123 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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