Prosecution Insights
Last updated: October 04, 2026

Alexander F. Castellanos

Technology area: Medical Devices & Mechanical Engineering

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready

Analysis

The patent portfolio for Alexander F. Castellanos is situated in the Medical Devices & Mechanical Engineering technology area. Current prosecution activity is limited to 1 pending office action, which is being handled by 1 distinct examiner. This singular focus indicates a streamlined interaction with the USPTO at this stage of the portfolio's development, allowing for a precise focus on the technical merits of the individual application.

The examination process is confined to 1 distinct art unit, reflecting a specific technical focus for the pending matter. Amanda L Steinberg serves as the busiest examiner for this portfolio with 1 busiest examiner pending office action. Because this 1 action represents the entirety of the company's pending workload, the prosecution path is currently dependent on the review of this specific examiner within their respective art unit. Practitioners can utilize this concentration to develop a deep understanding of the examiner's specific requirements and the art unit's typical rejection patterns to facilitate a more efficient resolution.

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

Portfolio Summary

1
Total Pending OAs
0
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

1
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)1 (100%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
100% of docket
0
Business / Other
0% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

10 h
Manual time on pending OAs
2 h
Time saved (low, 20%)
4 h
Time saved (mid, 35%)
0.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
STEINBERG, AMANDA L 1 51.3% +27.0%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18136545 MONITORING USERS WITH A MOBILE DEVICE WHILE THE USERS ENGAGE IN ACTIVITIES STEINBERG, AMANDA L —

Interview Candidates (1)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18136545 MONITORING USERS WITH A MOBILE DEVICE WHILE THE USERS ENGAGE IN ACTIVITIES STEINBERG, AMANDA L —

Top Art Units

Art UnitApps
3792 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18136545 MONITORING USERS WITH A MOBILE DEVICE WHILE THE USERS ENGAGE IN ACTIVITIES STEINBERG, AMANDA L 3792 §103§112 Final Rejection — Pending Apr 19, 2023

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