Prosecution Insights
Last updated: October 02, 2026

Examiner: KROFCHECK, MICHAEL C

Tech Center 2100 • Art Units: 2138 2139 2186 2188

This examiner grants 82% of resolved cases

Analysis

Michael C. Krofcheck is an examiner in Tech Center 2100 and Art Unit 2138. The examiner has 664 resolved cases, maintaining an allowance rate of 81.5 percent. This rate suggests a generally favorable environment for applicants, with a consistent pattern of granting patents. The 664 resolved cases provide a robust dataset for practitioners to evaluate the examiner's historical performance and prosecution style in this art unit.

The median days to allowance is 1007, which serves as a benchmark for the expected duration of the prosecution process. The data also indicates an interview lift of 17.0 percent. This 17.0 percent lift shows that direct communication with the examiner can provide a measurable advantage in reaching an allowance. While the 81.5 percent allowance rate is already high, the additional benefit of an interview can help resolve remaining issues more effectively. Practitioners should use the 1007-day median and the interview metrics to inform their strategy and manage client expectations for applications assigned to this examiner.

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

Performance Statistics

81.5%
Allow Rate
+26.5% vs TC avg
684
Total Applications
+16.9%
Interview Lift
1007
Avg Prosecution Days
Based on 665 resolved cases, 2023–2026

Rejection Statute Breakdown

5.7%
§101 Eligibility
14.7%
§102 Novelty
50.5%
§103 Obviousness
18.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19098783 Control of Deterministic Machine Learning Systems Using Trigger Tables and Configuration State Registries Non-Final OA Google LLC
17699062 CACHE STREAMING APPARATUS AND METHOD FOR DEEP LEARNING OPERATIONS Non-Final OA Intel Corporation
19247477 TEMPERATURE-BASED MODULATION OF PROGRAM STEP VOLTAGES FOR FLASH MEMORY DEVICES Non-Final OA Intel NDTM US LLC
19020975 APPARATUSES AND METHODS FOR SCATTER AND GATHER Final Rejection Lodestar Licensing Group LLC
18451119 STORAGE DEVICE READING AND WRITING COLD DATA BASED ON IDENTIFIER AND OPERATING METHOD OF THE STORAGE DEVICE Non-Final OA SK hynix Inc.
18909000 VICTIM CACHE WITH DYNAMIC ALLOCATION OF ENTRIES Non-Final OA TEXAS INSTRUMENTS INCORPORATED
19011067 TECHNIQUES FOR MEMORY CELL DEGRADATION PROTECTION Non-Final OA Micron Technology, Inc.
18757043 MEMORY CIRCUITS WITH MULTI-ROW STORAGE CELLS AND METHODS FOR OPERATING THE SAME Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18990733 CONTROL CHIP AND CONTROL METHOD Final Rejection Nuvoton Technology Corporation
18791035 Processing Memory Access Transactions Non-Final OA Imagination Technologies Limited
18786296 CONTEXT-BASED COMPRESSION IN A MEMORY SYSTEM Non-Final OA Rambus Inc.
18405412 VOLTAGE-ADAPTIVE MEMORY Non-Final OA Wiliot, Ltd.

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