Prosecution Insights
Last updated: October 02, 2026

Examiner: SIPLING, KENNETH MARK

Tech Center 4100 • Art Units: 2818 4100

This examiner grants 75% of resolved cases

Analysis

Kenneth Mark Sipling has resolved 12 cases in Art Unit 2818. The 75.0% allowance rate is high, suggesting a favorable environment for applicants in Tech Center 4100. This rate indicates that the examiner is generally open to granting patents, though the sample size is relatively small.

The median days to allowance is 1283, which is a typical timeline for reaching a grant. An interview lift pct of 16.7% suggests that interviews are a useful tactic for resolving issues and moving cases toward an allowance. This lift indicates that the examiner is responsive to direct communication and that such engagement can be a productive way to address any concerns. Practitioners should consider an interview as a helpful tool for clarifying the examiner's position and securing a positive outcome. The data points to a generally accessible prosecution environment where direct dialogue can provide a meaningful benefit to the applicant.

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

Performance Statistics

75.0%
Allow Rate
+15.0% vs TC avg
54
Total Applications
+16.7%
Interview Lift
1283
Avg Prosecution Days
Based on 12 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
17.7%
§102 Novelty
69.1%
§103 Obviousness
12.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18823171 FAN-OUT LEVEL SEMICONDUCTOR PACKAGE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18659091 SEMICONDUCTOR DEVICES Non-Final OA Samsung Electronics Co., Ltd.
18364521 SEMICONDUCTOR DEVICE Final Rejection Samsung Electronics Co., Ltd.
18499136 LIGHT EMITTING ELEMENT, MANUFACTURING METHOD OF LIGHT EMITTING ELEMENT, AND DISPLAY DEVICE Non-Final OA Samsung Display Co., LTD.
18449988 SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME Final Rejection Toshiba Electronic Devices & Storage Corporation
18738674 Display Device Non-Final OA LG Display Co., Ltd.
17940194 EPITAXIAL REGIONS EXTENDING BETWEEN INNER GATE SPACERS Final Rejection Intel Corporation
17849207 MICROELECTRONIC DIE WITH TWO DIMENSIONAL (2D) COMPLEMENTARY METAL OXIDE SEMICONDUCTOR DEVICES IN AN INTERCONNECT STACK THEREOF Final Rejection Intel Corporation
18342821 NANOSHEET HEIGHT CONTROL WITH DENSE OXIDE SHALLOW TRENCH ISOLATION Non-Final OA International Business Machines Corporation
18338383 FORK SHEET DEVICE Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18335691 FUNNELED SOURCE/DRAIN INTERFACIAL REGION Final Rejection INTERNATIONAL BUSINESS MACHINES CORPORATION
18355999 STRUCTURE AND FORMATION METHOD OF SEMICONDUCTOR DEVICE WITH SEMICONDUCTOR NANOSTRUCTURES Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18209655 INTERCONNECTION STRUCTURE AND METHODS OF FORMING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18327082 SEMICONDUCTOR DEVICES Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18118017 HYDROGEN PLASMA TREATMENT FOR FORMING LOGIC DEVICES Non-Final OA Applied Materials, Inc.
18588629 THIN FILM CAPACITOR Non-Final OA TDK Corporation
17870662 INPUT/OUTPUT DEVICES THAT ARE COMPATIBLE WITH GATE-ALL-AROUND TECHNOLOGY Final Rejection Synopsys, Inc.
17040506 A METHOD FOR MANUFACTURING A WAFER HAVING CRACK-STOPPING THROUGH-SILICON-VIAS, A WAFER HAVING CRACK-STOPPING THROUGH-SILICON-VIAS, AND A SEMICONDUCTOR DEVICE Non-Final OA ChangXin Memory Technologies, Inc.
18157079 SEMICONDUCTOR STRUCTURE, PACKAGING DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR STRUCTURE Final Rejection CHANGXIN MEMORY TECHNOLOGIES, INC.
18604368 Passive Stereoscopic Led Display Modules Having Optically Isolated Light Emitters Non-Final OA Liminal Space, Inc.

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