Prosecution Insights
Last updated: October 27, 2026

Aneta B Cieslewicz, USPTO Patent Examiner

Listed by the USPTO as CIESLEWICZ, ANETA B

Tech Center 2800 • Art Units: 2817 2829 2893

This examiner grants 67% of resolved cases

Analysis

CIESLEWICZ, ANETA B has resolved 245 cases in Tech Center 2800 and Art Unit 2817. The allowance rate is 66.9%, while the median time to allowance is 1184 days. The record shows allowance in a majority of resolved cases, but the median timeline suggests that applicants should anticipate sustained prosecution.

The interview lift is 0.2%, indicating almost no measured association between interviews and allowance in this profile. The leading companies are Taiwan Semiconductor Manufacturing Company, Ltd., Samsung Electronics Co., Ltd., and Semiconductor Components Industries LLC. The leading firms are onsemi (BHB), BIRCH STEWART KOLASCH & BIRCH, LLP, and Calfee, Halter & Griswold LLP. Written claim strategy may deserve priority over interview-centered planning.

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

Performance Statistics

66.9%
Allow Rate
-1.1% vs TC avg
282
Total Applications
+0.2%
Interview Lift
1184
Avg Prosecution Days
Based on 245 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
23.9%
§102 Novelty
48.1%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18745431 METHOD OF MANUFACTURING SEMICONDUCTOR PACKAGES Non-Final OA Samsung Electronics Co., Ltd.
18394974 ELECTRONIC DEVICE AND MANUFACTURING METHOD THEREOF Final Rejection SAMSUNG ELECTRONICS CO., LTD.
17933555 LIGHT EMITTING DEVICE, DISPLAY DEVICE, PHOTOELECTRIC CONVERSION DEVICE, ELECTRONIC APPARATUS, ILLUMINATION DEVICE, AND MOVING BODY Non-Final OA CANON KABUSHIKI KAISHA
18407446 DISPLAY DEVICE AND METHOD OF MANUFACTURING DISPLAY DEVICE Non-Final OA Samsung Display Co., Ltd.
18689267 DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY APPARATUS Non-Final OA BOE TECHNOLOGY GROUP CO., LTD.
16210922 METHOD OF FORMING A STRUCTURE INCLUDING SILICON NITRIDE ON TITANIUM NITRIDE AND STRUCTURE FORMED USING THE METHOD Non-Final OA ASM IP Holding B.V.
18427756 METHODS OF FORMING APPARATUS COMPRISING CRYSTALLINE SEMICONDUCTOR MATERIALS AND METAL SILICIDE MATERIALS, AND RELATED APPARATUS Non-Final OA Micron Technology, Inc.
18621708 SEMICONDUCTOR DEVICES WITH GUARD RING STRUCTURES Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18685636 ELASTIC MEMBER AND DISPLAY DEVICE COMPRISING SAME Final Rejection LG INNOTEK CO., LTD.
18434787 STACKED FIELD EFFECT TRANSISTORS WITH CLADDING SILICON GERMANIUM PFET CHANNEL Non-Final OA International Business Machines Corporation
18404233 EPITAXIAL STRUCTURES IN SEMICONDUCTOR DEVICES Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
17460909 SEMICONDUCTOR STRUCTURE HAVING VERTICLE CONDUCTIVE GRAPHENE AND METHOD FOR FORMING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18524386 MODIFYING TSV LAYOUT AND THE STRUCTURES THEREOF Final Rejection Taiwan Semiconductor Manufacturing Co. Ltd.
18592284 CHIP PACKAGE ASSEMBLY WITH ON-PACKAGE CONTAINMENT SYSTEM Non-Final OA Advanced Micro Devices, Inc.
18383055 SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME Final Rejection UNITED MICROELECTRONICS CORP.

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Frequently Asked Questions

What is examiner Aneta B Cieslewicz's allowance rate?

66.9% of resolved applications examined by Aneta B Cieslewicz were allowed (245 resolved cases), compared with 81.7% across Art Unit 2817 over the last five years.

Does an interview help with examiner Aneta B Cieslewicz?

This examiner's interview lift is +0.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Aneta B Cieslewicz take to allow a patent?

Applications allowed by Aneta B Cieslewicz took 1,184 days on average from filing to allowance.

Which art unit does examiner Aneta B Cieslewicz work in?

Aneta B Cieslewicz examines applications in Art Unit 2817 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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