Prosecution Insights
Last updated: October 02, 2026

Examiner: GUERRERO ROSARIO, ANA VERUSKA

Tech Center 3700 • Art Units: 3792 3794

This examiner grants 46% of resolved cases

Analysis

Ana Veruska Guerrero Rosario is an examiner in Tech Center 3700 and Art Unit 3792. Across 59 resolved cases, the data shows an allowance rate of 45.8 percent. This 45.8 percent figure provides a baseline for practitioners to understand the probability of a grant. The 59 resolved cases offer a look at the examiner's historical tendencies in this mechanical engineering and manufacturing center.

The data reveals an interview lift of 49.3 percent. This 49.3 percent lift indicates that an interview is associated with a higher likelihood of allowance compared to the baseline of cases where no interview is conducted. Practitioners may use this metric to evaluate the impact of verbal advocacy. This comparison is a key element of the prosecution strategy for cases in Art Unit 3792.

The median days to allowance for Guerrero Rosario is 1456. This 1456-day period serves as a benchmark for the expected duration of successful prosecutions. The combination of the 45.8 percent allowance rate and the 49.3 percent interview lift, within the context of Tech Center 3700, helps in setting expectations for both timing and results.

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

Performance Statistics

45.8%
Allow Rate
-24.2% vs TC avg
112
Total Applications
+49.3%
Interview Lift
1456
Avg Prosecution Days
Based on 59 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
17.4%
§102 Novelty
53.2%
§103 Obviousness
16.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19014837 INDEPENDENT CONTROL OF DUAL RF ELECTROSURGERY Non-Final OA Covidien LP
17378219 Catheter and Method for Focal Cardiac Ablation by Irreversible Electroporation Final Rejection Boston Scientific Scimed Inc.
18179670 STYLET, SYSTEM INCLUDING STYLET, AND METHOD FOR CARRYING OUT MEDICAL PROCEDURE WITH STYLET Final Rejection Boston Scientific Medical Device Limited
19252668 Basket for a Multi-Electrode Array Catheter Non-Final OA St. Jude Medical, Atrial Fibrillation Division, Inc.
17050885 INTRACRANIAL ELECTRODE AND DELIVERY SYSTEM Final Rejection Mayo Foundation for Medical Education and Research
17408011 MEDICAL DEVICES AND METHODS FOR MAKING MEDICAL DEVICES FOR WARMING A PATIENT Final Rejection GE Precision Healthcare LLC
18675731 HAND-HELD SURGICAL DEVICE AND INSULATING INSERT FOR A HAND-HELD SURGICAL DEVICE Final Rejection OLYMPUS WINTER & IBE GMBH
18510040 SYSTEMS AND METHODS FOR CYLINDRICAL CAGE MAPPING AND ABLATION CATHETERS COMPRISING FLEXIBLE CIRCUITS Non-Final OA Biosense Webster (Israel) Ltd.
18473169 MEDICAL DEVICE WITH A MONOLITHIC SPINE FRAMEWORK Final Rejection Biosense Webster (Israel) Ltd.
18457122 CATHETER SHAFT WITH MULTI-PLANE ARTICULATION AND ROTATION Final Rejection Biosense Webster (Israel) Ltd.
18071759 CATHETER END EFFECTOR WITH RESILIENT FRAME AND FLEXIBLE INTERIOR Non-Final OA Biosense Webster (Israel) Ltd.
17222902 CATHETER WITH MULTIFUNCTIONAL MICROINJECTION-MOLDED HOUSING Non-Final OA BIOSENSE WEBSTER (ISRAEL) LTD.
18340383 DEVICE FOR MEASURING BIOSIGNALS OF ELECTRICAL STIMULATION AND MANUFACTURING METHOD THEREOF Non-Final OA RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
18876518 BIOLOGICAL SENSOR Non-Final OA NITTO DENKO CORPORATION
17664784 COATING MONITORING DEVICE AND METHOD Non-Final OA GYRUS ACMI, INC. D/B/A OLYMPUS SURGICAL TECHNOLOGIES AMERICA
19058135 PLASMA PROBE Non-Final OA Erbe Elektromedizin GmbH
17500317 Apparatus for Attachment of a Light Receiving Device to a Surgical Instrument Non-Final OA Erbe Elektromedizin GmbH
18051310 VESSEL MODIFICATION USING HEAT THERAPY Non-Final OA Medtronic Vascular, Inc.
17639483 PARACENTESIS ASSISTANCE SYSTEM, PARACENTESIS ASSISTANCE METHOD, AND PROGRAM Non-Final OA OSAKA UNIVERSITY
17524121 ELECTRODE ARRANGEMENT, A NEURAL PROBE, AND A METHOD FOR MANUFACTURING AN ELECTRODE ARRANGEMENT Non-Final OA IMEC VZW

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