Prosecution Insights
Last updated: October 02, 2026

Examiner: KARAVIAS, DENISE R

Tech Center 2800 • Art Units: 2857 2865

This examiner grants 63% of resolved cases

Analysis

Examiner DENISE R KARAVIAS is assigned to Tech Center 2800 and Art Unit 2857. The examiner has 143 resolved cases, which offers a reliable data set for understanding prosecution dynamics. This 143 case count provides enough history to identify clear patterns in allowance and interview effectiveness.

The allowance rate is 62.9 percent. This 62.9 percent rate is significantly enhanced by an interview lift of 30.3 percent. The 30.3 percent lift indicates that interviews are a highly effective intervention for applications in Art Unit 2857 compared to the 62.9 percent baseline. Practitioners should note that the probability of allowance increases substantially when an interview is part of the prosecution strategy.

The median days to allowance is 1159. This 1159 day timeframe is the median duration for applications that reach a notice of allowance. The 62.9 percent allowance rate and the 1159 day median provide a clear expectation for the timeline and likelihood of success in Tech Center 2800. The 30.3 percent interview lift is a key metric for optimizing results.

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

Performance Statistics

63.2%
Allow Rate
-4.8% vs TC avg
159
Total Applications
+30.5%
Interview Lift
1159
Avg Prosecution Days
Based on 144 resolved cases, 2023–2026

Rejection Statute Breakdown

16.6%
§101 Eligibility
6.4%
§102 Novelty
51.2%
§103 Obviousness
23.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18697789 DRILL STRING STICK/SLIP PREDICTION AND MITIGATION Non-Final OA Schlumberger Technology Corporation
18406310 STEAM TURBINE NOZZLE DEFORMATION AMOUNT MANAGING APPARATUS Non-Final OA TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
18204413 DATA PROCESSING SYSTEM Final Rejection SHIMADZU CORPORATION
17929835 STRUCTURE EVALUATION SYSTEM, STRUCTURE EVALUATION APPARATUS, AND STRUCTURE EVALUATION METHOD Non-Final OA Kyoto University
17795705 SYSTEM AND METHOD FOR MANAGEMENT OF ELECTRIC GRID Final Rejection Safegrid Oy

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