Prosecution Insights
Last updated: October 27, 2026

Ariana Joy Lacay Decastro, USPTO Patent Examiner

Listed by the USPTO as DECASTRO, ARIANA JOY LACAY

Tech Center 3700 • Art Units: 2845 3791

This examiner grants 0% of resolved cases

Analysis

DECASTRO, ARIANA JOY LACAY is a USPTO patent examiner in tech center 3700 and art unit 2845. Only 3 resolved cases are reported. The allowance rate is 0.0%, interview lift is 0.0%, and the median time to allowance is 1351 days. The small record does not support a stable conclusion about prosecution patterns.

The principal companies are Cochlear Limited, David Clark Company Incorporated, and Huawei Technologies Co., Ltd. The leading firms are CESARI AND MCKENNA, LLP, Knobbe, Martens, Olson & Bear, LLP, and SCHWEGMAN LUNDBERG & WOESSNER, P.A. Application-specific analysis is more useful than relying on these limited aggregate results.

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

Performance Statistics

0.0%
Allow Rate
-70.0% vs TC avg
40
Total Applications
+0.0%
Interview Lift
1351
Avg Prosecution Days
Based on 3 resolved cases, 2023–2026

Rejection Statute Breakdown

7.1%
§101 Eligibility
19.5%
§102 Novelty
45.1%
§103 Obviousness
23.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18069630 SLEEP-AIDING AUDIO SIGNAL UPDATING METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18372279 SYSTEM AND METHOD FOR PROVIDING SLEEP CONSOLIDATION THERAPY Non-Final OA KONINKLIJKE PHILIPS N.V.
18400955 SYSTEMS AND METHODS FOR A HEATING AN INFANT CARE STATION Non-Final OA GE Precision Healthcare LLC
18685049 PIEZOELECTRIC ACTUATOR WITH SPRING CLAMPING Non-Final OA Cochlear Limited
18044547 SHAPED PIEZOELECTRIC ACTUATOR FOR MEDICAL IMPLANT Final Rejection Cochlear Limited
18536290 ERECTILE DYSFUNCTION TREATMENT SYSTEM WITH A PENILE IMPLANT ASSEMBLY INCLUDING A REAR TIP EXTENDER ATTACHABLE TO A PENILE IMPLANT Non-Final OA Coloplast A/S

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Frequently Asked Questions

What is examiner Ariana Joy Lacay Decastro's allowance rate?

0.0% of resolved applications examined by Ariana Joy Lacay Decastro were allowed (3 resolved cases), compared with 77.0% across Art Unit 2845 over the last five years.

Does an interview help with examiner Ariana Joy Lacay Decastro?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ariana Joy Lacay Decastro take to allow a patent?

Applications allowed by Ariana Joy Lacay Decastro took 1,351 days on average from filing to allowance.

Which art unit does examiner Ariana Joy Lacay Decastro work in?

Ariana Joy Lacay Decastro examines applications in Art Unit 2845 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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