Prosecution Insights
Last updated: October 02, 2026

Examiner: VILLALUNA, ERIKA J

Tech Center 2800 • Art Units: 2852

This examiner grants 85% of resolved cases

Analysis

Erika J. Villaluna is an examiner in Art Unit 2852 within Tech Center 2800. The examiner has a total of 954 resolved cases. The data shows an allowance rate of 84.7% for these applications. This 84.7% rate provides a baseline for applicants to evaluate their chances of securing a patent grant. The 954 resolved cases indicate a consistent record of examination within this specific art unit.

The median days to allowance for successful cases is 853. This 853-day figure represents the typical duration of the prosecution cycle from filing to grant. An important metric in this profile is the 3.3% interview lift. This 3.3% lift shows that the likelihood of an allowance increases slightly when an interview is conducted with the examiner. Practitioners should consider the 3.3% lift in the context of the 84.7% base allowance rate, which suggests that the written record is already highly effective. The 853-day median pendency and the 84.7% allowance rate are key factors for strategic planning. By leveraging the 3.3% interview lift, applicants may resolve minor issues in the prosecution process.

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

Performance Statistics

84.7%
Allow Rate
+16.7% vs TC avg
976
Total Applications
+3.3%
Interview Lift
853
Avg Prosecution Days
Based on 954 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
35.0%
§102 Novelty
47.7%
§103 Obviousness
10.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18734129 SENSOR, SENSOR SYSTEM, AND ELECTRONIC DEVICE Non-Final OA KABUSHIKI KAISHA TOSHIBA
18811829 WORK MANAGEMENT METHOD, WORK MANAGEMENT SYSTEM, AND WORK MANAGEMENT PROGRAM Non-Final OA Yanmar Holdings Co., Ltd.
18904304 METHOD FOR DETECTING CONTAMINATION OF A MEASURING DEVICE BY A FLUID AND/OR PARTICLES FOR AN ELECTRONIC SYSTEM, AND ELECTRONIC SYSTEM Non-Final OA Robert Bosch GmbH
18975480 DEVELOPING CARTRIDGE INCLUDING SUPPLY ROLLER, LAYER THICKNESS REGULATION BLADE, AND SUPPLY ELECTRODE ELECTRICALLY CONNECTED TO BOTH SUPPLY ROLLER AND LAYER THICKNESS REGULATION BLADE Non-Final OA BROTHER KOGYO KABUSHIKI KAISHA
18985514 DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING SYSTEM Non-Final OA CANON KABUSHIKI KAISHA
19384273 STIFFNESS MEASUREMENT APPARATUS AND IMAGE FORMING SYSTEM Non-Final OA Konica Minolta, Inc.
18718435 METHOD FOR EVALUATING SUSCEPTIBILITY TO LIQUID METAL EMBRITTLEMENT CRACKING IN RESISTANCE SPOT WELDED PORTION OF STEEL SHEET Non-Final OA JFE STEEL CORPORATION
18384312 SHAFT MEMBER FOR HUMAN-POWERED VEHICLE, HUB FOR HUMAN-POWERED VEHICLE, WHEEL AXLE FOR HUMAN-POWERED VEHICLE, AND DETECTION DEVICE FOR HUMAN-POWERED VEHICLE Non-Final OA Shimano Inc.
18682234 QUALITY MANAGEMENT SYSTEM, OBJECT MANAGEMENT SYSTEM, AND OBJECT MANAGEMENT METHOD Final Rejection ORGANO CORPORATION

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