Prosecution Insights
Last updated: October 02, 2026

Examiner: DECASTRO, ARIANA JOY LACAY

Tech Center 3700 • Art Units: 2845 3791

This examiner grants 0% of resolved cases

Analysis

Ariana Joy Lacay Decastro is a patent examiner in Art Unit 2845 of Tech Center 3700. Her current profile includes 2 resolved cases, which have resulted in an allowance rate of 0.0 percent. This rate provides a baseline for applicants to evaluate the probability of a grant when their case is assigned to her. The 2 resolved cases represent the volume of historical data available for this examiner.

The median time to allowance for applications in her portfolio is 1331 days. Practitioners should also note the interview lift of 0.0 percent. This figure shows that applications involving an interview have not demonstrated a change in the likelihood of allowance compared to those that do not. Within the 1331-day median pendency, practitioners can monitor how the allowance rate develops as more cases reach a final disposition in Art Unit 2845.

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
20
Total Applications
+0.0%
Interview Lift
1331
Avg Prosecution Days
Based on 2 resolved cases, 2023–2026

Rejection Statute Breakdown

6.6%
§101 Eligibility
11.9%
§102 Novelty
59.6%
§103 Obviousness
14.6%
§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.
18005811 COMPACT BATTERY-POWERED REPETITIVE TRANSCRANIAL MAGNETIC STIMULATION Final Rejection The Regents of the University of California
18400955 SYSTEMS AND METHODS FOR A HEATING AN INFANT CARE STATION Non-Final OA GE Precision Healthcare LLC
18557090 MENTAL AROUSAL LEVEL REGULATION SYSTEM AND METHOD Final Rejection NATIONAL UNIVERSITY OF SINGAPORE
18044547 SHAPED PIEZOELECTRIC ACTUATOR FOR MEDICAL IMPLANT Final Rejection Cochlear Limited
18699561 SYSTEMS AND METHODS TO INDUCE SLEEP AND OTHER CHANGES IN USER STATES Non-Final OA INTERAXON INC.
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
18251202 SLEEP AID APPARATUS Final Rejection Mayborn (UK) Limited
18402418 WEARABLE, NON-INVASIVE THERAPY DEVICE Non-Final OA EMBioSys Inc.

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